diff --git a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-GCC-5.4.0-2.26.eb b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-GCC-5.4.0-2.26.eb
index 071e7ba6a102..4d3e0ca68ac7 100644
--- a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-GCC-5.4.0-2.26.eb
+++ b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-GCC-5.4.0-2.26.eb
@@ -20,7 +20,7 @@ source_urls = ['http://ab-initio.mit.edu/nlopt/']
 sources = [SOURCELOWER_TAR_GZ]
 checksums = ['8099633de9d71cbc06cd435da993eb424bbcdbded8f803cdaa9fb8c6e09c8e89']
 
-configopts = '--enable-shared'
+configopts = '--enable-shared --without-matlab --without-octave'
 
 sanity_check_paths = {
     'files': ['lib/libnlopt.a', 'lib/libnlopt.%s' % SHLIB_EXT, 'include/nlopt.h'],
diff --git a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-foss-2015a.eb b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-foss-2015a.eb
index 447c925bc62f..6c4076cc4798 100644
--- a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-foss-2015a.eb
+++ b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-foss-2015a.eb
@@ -20,7 +20,7 @@ source_urls = ['http://ab-initio.mit.edu/nlopt/']
 sources = [SOURCELOWER_TAR_GZ]
 checksums = ['8099633de9d71cbc06cd435da993eb424bbcdbded8f803cdaa9fb8c6e09c8e89']
 
-configopts = '--enable-shared'
+configopts = '--enable-shared --without-matlab --without-octave'
 
 sanity_check_paths = {
     'files': ['lib/libnlopt.a', 'lib/libnlopt.%s' % SHLIB_EXT, 'include/nlopt.h'],
diff --git a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-foss-2015b.eb b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-foss-2015b.eb
index b91ccc475515..accd7b6ef923 100644
--- a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-foss-2015b.eb
+++ b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-foss-2015b.eb
@@ -20,7 +20,7 @@ source_urls = ['http://ab-initio.mit.edu/nlopt/']
 sources = [SOURCELOWER_TAR_GZ]
 checksums = ['8099633de9d71cbc06cd435da993eb424bbcdbded8f803cdaa9fb8c6e09c8e89']
 
-configopts = '--enable-shared'
+configopts = '--enable-shared --without-matlab --without-octave'
 
 sanity_check_paths = {
     'files': ['lib/libnlopt.a', 'lib/libnlopt.%s' % SHLIB_EXT, 'include/nlopt.h'],
diff --git a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-foss-2016a.eb b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-foss-2016a.eb
index f78fb6110687..94497a146138 100644
--- a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-foss-2016a.eb
+++ b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-foss-2016a.eb
@@ -20,7 +20,7 @@ source_urls = ['http://ab-initio.mit.edu/nlopt/']
 sources = [SOURCELOWER_TAR_GZ]
 checksums = ['8099633de9d71cbc06cd435da993eb424bbcdbded8f803cdaa9fb8c6e09c8e89']
 
-configopts = '--enable-shared'
+configopts = '--enable-shared --without-matlab --without-octave'
 
 sanity_check_paths = {
     'files': ['lib/libnlopt.a', 'lib/libnlopt.%s' % SHLIB_EXT, 'include/nlopt.h'],
diff --git a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-foss-2016b.eb b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-foss-2016b.eb
index c4e5d3a44678..448ea8bb0de9 100644
--- a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-foss-2016b.eb
+++ b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-foss-2016b.eb
@@ -20,7 +20,7 @@ source_urls = ['http://ab-initio.mit.edu/nlopt/']
 sources = [SOURCELOWER_TAR_GZ]
 checksums = ['8099633de9d71cbc06cd435da993eb424bbcdbded8f803cdaa9fb8c6e09c8e89']
 
-configopts = '--enable-shared'
+configopts = '--enable-shared --without-matlab --without-octave'
 
 sanity_check_paths = {
     'files': ['lib/libnlopt.a', 'lib/libnlopt.%s' % SHLIB_EXT, 'include/nlopt.h'],
diff --git a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-foss-2017b.eb b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-foss-2017b.eb
index 9009c1896c65..fd71162435a8 100644
--- a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-foss-2017b.eb
+++ b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-foss-2017b.eb
@@ -20,7 +20,7 @@ source_urls = ['http://ab-initio.mit.edu/nlopt/']
 sources = [SOURCELOWER_TAR_GZ]
 checksums = ['8099633de9d71cbc06cd435da993eb424bbcdbded8f803cdaa9fb8c6e09c8e89']
 
-configopts = '--enable-shared'
+configopts = '--enable-shared --without-matlab --without-octave'
 
 sanity_check_paths = {
     'files': ['lib/libnlopt.a', 'lib/libnlopt.%s' % SHLIB_EXT, 'include/nlopt.h'],
diff --git a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-foss-2018a.eb b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-foss-2018a.eb
index d9bf33533ccb..53af31fbcf69 100644
--- a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-foss-2018a.eb
+++ b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-foss-2018a.eb
@@ -20,7 +20,7 @@ source_urls = ['http://ab-initio.mit.edu/nlopt/']
 sources = [SOURCELOWER_TAR_GZ]
 checksums = ['8099633de9d71cbc06cd435da993eb424bbcdbded8f803cdaa9fb8c6e09c8e89']
 
-configopts = '--enable-shared'
+configopts = '--enable-shared --without-matlab --without-octave'
 
 sanity_check_paths = {
     'files': ['lib/libnlopt.a', 'lib/libnlopt.%s' % SHLIB_EXT, 'include/nlopt.h'],
diff --git a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-goolf-1.4.10.eb b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-goolf-1.4.10.eb
index fca503413421..02465b4c10a7 100644
--- a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-goolf-1.4.10.eb
+++ b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-goolf-1.4.10.eb
@@ -20,6 +20,8 @@ source_urls = ['http://ab-initio.mit.edu/nlopt/']
 sources = [SOURCELOWER_TAR_GZ]
 checksums = ['8099633de9d71cbc06cd435da993eb424bbcdbded8f803cdaa9fb8c6e09c8e89']
 
+configopts = '--enable-shared --without-matlab --without-octave'
+
 sanity_check_paths = {
     'files': ['lib/libnlopt.a', 'lib/libnlopt.%s' % SHLIB_EXT, 'include/nlopt.h'],
     'dirs': ['lib/pkgconfig'],
diff --git a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-goolf-1.7.20.eb b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-goolf-1.7.20.eb
index 95035ea8a25b..9f6002056626 100644
--- a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-goolf-1.7.20.eb
+++ b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-goolf-1.7.20.eb
@@ -20,6 +20,8 @@ source_urls = ['http://ab-initio.mit.edu/nlopt/']
 sources = [SOURCELOWER_TAR_GZ]
 checksums = ['8099633de9d71cbc06cd435da993eb424bbcdbded8f803cdaa9fb8c6e09c8e89']
 
+configopts = '--enable-shared --without-matlab --without-octave'
+
 sanity_check_paths = {
     'files': ['lib/libnlopt.a', 'lib/libnlopt.%s' % SHLIB_EXT, 'include/nlopt.h'],
     'dirs': ['lib/pkgconfig'],
diff --git a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-iccifort-2016.3.210-GCC-5.4.0-2.26.eb b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-iccifort-2016.3.210-GCC-5.4.0-2.26.eb
index a5e0fceb0279..0a20c2c73794 100644
--- a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-iccifort-2016.3.210-GCC-5.4.0-2.26.eb
+++ b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-iccifort-2016.3.210-GCC-5.4.0-2.26.eb
@@ -20,7 +20,7 @@ source_urls = ['http://ab-initio.mit.edu/nlopt/']
 sources = [SOURCELOWER_TAR_GZ]
 checksums = ['8099633de9d71cbc06cd435da993eb424bbcdbded8f803cdaa9fb8c6e09c8e89']
 
-configopts = '--enable-shared'
+configopts = '--enable-shared --without-matlab --without-octave'
 
 sanity_check_paths = {
     'files': ['lib/libnlopt.a', 'lib/libnlopt.%s' % SHLIB_EXT, 'include/nlopt.h'],
diff --git a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2015a.eb b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2015a.eb
index 4a0f5ff57796..02cb7735ad94 100644
--- a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2015a.eb
+++ b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2015a.eb
@@ -20,7 +20,7 @@ source_urls = ['http://ab-initio.mit.edu/nlopt/']
 sources = [SOURCELOWER_TAR_GZ]
 checksums = ['8099633de9d71cbc06cd435da993eb424bbcdbded8f803cdaa9fb8c6e09c8e89']
 
-configopts = '--enable-shared'
+configopts = '--enable-shared --without-matlab --without-octave'
 
 sanity_check_paths = {
     'files': ['lib/libnlopt.a', 'lib/libnlopt.%s' % SHLIB_EXT, 'include/nlopt.h'],
diff --git a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2015b.eb b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2015b.eb
index 9b734ce45853..ca58e93cdc87 100644
--- a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2015b.eb
+++ b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2015b.eb
@@ -20,7 +20,7 @@ source_urls = ['http://ab-initio.mit.edu/nlopt/']
 sources = [SOURCELOWER_TAR_GZ]
 checksums = ['8099633de9d71cbc06cd435da993eb424bbcdbded8f803cdaa9fb8c6e09c8e89']
 
-configopts = '--enable-shared'
+configopts = '--enable-shared --without-matlab --without-octave'
 
 sanity_check_paths = {
     'files': ['lib/libnlopt.a', 'lib/libnlopt.%s' % SHLIB_EXT, 'include/nlopt.h'],
diff --git a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2016a.eb b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2016a.eb
index 0b1646528d70..99f1b146e386 100644
--- a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2016a.eb
+++ b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2016a.eb
@@ -20,7 +20,7 @@ source_urls = ['http://ab-initio.mit.edu/nlopt/']
 sources = [SOURCELOWER_TAR_GZ]
 checksums = ['8099633de9d71cbc06cd435da993eb424bbcdbded8f803cdaa9fb8c6e09c8e89']
 
-configopts = '--enable-shared'
+configopts = '--enable-shared --without-matlab --without-octave'
 
 sanity_check_paths = {
     'files': ['lib/libnlopt.a', 'lib/libnlopt.%s' % SHLIB_EXT, 'include/nlopt.h'],
diff --git a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2016b.eb b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2016b.eb
index 5f2ac44ebc6c..c2259edf0b22 100644
--- a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2016b.eb
+++ b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2016b.eb
@@ -20,7 +20,7 @@ source_urls = ['http://ab-initio.mit.edu/nlopt/']
 sources = [SOURCELOWER_TAR_GZ]
 checksums = ['8099633de9d71cbc06cd435da993eb424bbcdbded8f803cdaa9fb8c6e09c8e89']
 
-configopts = '--enable-shared'
+configopts = '--enable-shared --without-matlab --without-octave'
 
 sanity_check_paths = {
     'files': ['lib/libnlopt.a', 'lib/libnlopt.%s' % SHLIB_EXT, 'include/nlopt.h'],
diff --git a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2017a.eb b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2017a.eb
index a73361356d2c..cd8000f1612b 100644
--- a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2017a.eb
+++ b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2017a.eb
@@ -20,7 +20,7 @@ source_urls = ['http://ab-initio.mit.edu/nlopt/']
 sources = [SOURCELOWER_TAR_GZ]
 checksums = ['8099633de9d71cbc06cd435da993eb424bbcdbded8f803cdaa9fb8c6e09c8e89']
 
-configopts = '--enable-shared'
+configopts = '--enable-shared --without-matlab --without-octave'
 
 sanity_check_paths = {
     'files': ['lib/libnlopt.a', 'lib/libnlopt.%s' % SHLIB_EXT, 'include/nlopt.h'],
diff --git a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2017b.eb b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2017b.eb
index f901bfa93d0c..67535e6df5fe 100644
--- a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2017b.eb
+++ b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2017b.eb
@@ -20,7 +20,7 @@ source_urls = ['http://ab-initio.mit.edu/nlopt/']
 sources = [SOURCELOWER_TAR_GZ]
 checksums = ['8099633de9d71cbc06cd435da993eb424bbcdbded8f803cdaa9fb8c6e09c8e89']
 
-configopts = '--enable-shared'
+configopts = '--enable-shared --without-matlab --without-octave'
 
 sanity_check_paths = {
     'files': ['lib/libnlopt.a', 'lib/libnlopt.%s' % SHLIB_EXT, 'include/nlopt.h'],
diff --git a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2018a.eb b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2018a.eb
index ed1737205bc2..fbe31731892c 100644
--- a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2018a.eb
+++ b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-intel-2018a.eb
@@ -22,7 +22,7 @@ source_urls = ['http://ab-initio.mit.edu/nlopt/']
 sources = [SOURCELOWER_TAR_GZ]
 checksums = ['8099633de9d71cbc06cd435da993eb424bbcdbded8f803cdaa9fb8c6e09c8e89']
 
-configopts = '--enable-shared'
+configopts = '--enable-shared --without-matlab --without-octave'
 
 sanity_check_paths = {
     'files': ['lib/libnlopt.a', 'lib/libnlopt.%s' % SHLIB_EXT, 'include/nlopt.h'],
diff --git a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-iomkl-2018a.eb b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-iomkl-2018a.eb
index 59c55c3b2c8c..c3d54b3bd432 100644
--- a/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-iomkl-2018a.eb
+++ b/easybuild/easyconfigs/n/NLopt/NLopt-2.4.2-iomkl-2018a.eb
@@ -22,7 +22,7 @@ source_urls = ['http://ab-initio.mit.edu/nlopt/']
 sources = [SOURCELOWER_TAR_GZ]
 checksums = ['8099633de9d71cbc06cd435da993eb424bbcdbded8f803cdaa9fb8c6e09c8e89']
 
-configopts = '--enable-shared'
+configopts = '--enable-shared --without-matlab --without-octave'
 
 sanity_check_paths = {
     'files': ['lib/libnlopt.a', 'lib/libnlopt.%s' % SHLIB_EXT, 'include/nlopt.h'],