diff --git a/easybuild/easyconfigs/o/OpenMPI/OpenMPI-3.1.1-GCC-7.3.0-2.30.eb b/easybuild/easyconfigs/o/OpenMPI/OpenMPI-3.1.1-GCC-7.3.0-2.30.eb
index f18855e01469..f71cda3c24b6 100644
--- a/easybuild/easyconfigs/o/OpenMPI/OpenMPI-3.1.1-GCC-7.3.0-2.30.eb
+++ b/easybuild/easyconfigs/o/OpenMPI/OpenMPI-3.1.1-GCC-7.3.0-2.30.eb
@@ -10,13 +10,15 @@ source_urls = ['https://www.open-mpi.org/software/ompi/v%(version_major_minor)s/
 sources = [SOURCELOWER_TAR_GZ]
 patches = [
     'OpenMPI-3.1_fix-ib-query.patch',
-    '%(name)s-%(version)s-add_ompi_datatype_attribute_to_release_ucp_datatype.patch'
+    '%(name)s-%(version)s-add_ompi_datatype_attribute_to_release_ucp_datatype.patch',
+    'OpenMPI-4.0.5_fix-MS_RDONLY-error.patch',
 ]
 checksums = [
     '846bb7ed2aa0c96fc0594423e7b21904ee4f160dcfd62b8a0d1274256fbf25ce',  # openmpi-3.1.1.tar.gz
     '8031ff093788a750f30ec7b4b06573af008009e62ddfd558ecfe97cbe404d9d2',  # OpenMPI-3.1_fix-ib-query.patch
     # OpenMPI-3.1.1-add_ompi_datatype_attribute_to_release_ucp_datatype.patch
     '945d19eb583af1e4d2ddcb40bafe505352244635c812308d1c77ad1db2811538',
+    {'OpenMPI-4.0.5_fix-MS_RDONLY-error.patch': 'b4cd3d947cd4f3d47c7cf531c2b4bcdaa5d6db1ec024a0a97f5a3b42c95f6b82'},
 ]
 
 dependencies = [
diff --git a/easybuild/easyconfigs/o/OpenMPI/OpenMPI-3.1.1-gcccuda-2018b.eb b/easybuild/easyconfigs/o/OpenMPI/OpenMPI-3.1.1-gcccuda-2018b.eb
index a11fc78e42af..5d8c9fd855ef 100644
--- a/easybuild/easyconfigs/o/OpenMPI/OpenMPI-3.1.1-gcccuda-2018b.eb
+++ b/easybuild/easyconfigs/o/OpenMPI/OpenMPI-3.1.1-gcccuda-2018b.eb
@@ -10,13 +10,15 @@ source_urls = ['https://www.open-mpi.org/software/ompi/v%(version_major_minor)s/
 sources = [SOURCELOWER_TAR_GZ]
 patches = [
     'OpenMPI-3.1_fix-ib-query.patch',
-    '%(name)s-%(version)s-add_ompi_datatype_attribute_to_release_ucp_datatype.patch'
+    '%(name)s-%(version)s-add_ompi_datatype_attribute_to_release_ucp_datatype.patch',
+    'OpenMPI-4.0.5_fix-MS_RDONLY-error.patch',
 ]
 checksums = [
     '846bb7ed2aa0c96fc0594423e7b21904ee4f160dcfd62b8a0d1274256fbf25ce',  # openmpi-3.1.1.tar.gz
     '8031ff093788a750f30ec7b4b06573af008009e62ddfd558ecfe97cbe404d9d2',  # OpenMPI-3.1_fix-ib-query.patch
     # OpenMPI-3.1.1-add_ompi_datatype_attribute_to_release_ucp_datatype.patch
     '945d19eb583af1e4d2ddcb40bafe505352244635c812308d1c77ad1db2811538',
+    {'OpenMPI-4.0.5_fix-MS_RDONLY-error.patch': 'b4cd3d947cd4f3d47c7cf531c2b4bcdaa5d6db1ec024a0a97f5a3b42c95f6b82'},
 ]
 
 # needed for --with-verbs
diff --git a/easybuild/easyconfigs/o/OpenMPI/OpenMPI-3.1.3-GCC-8.2.0-2.31.1.eb b/easybuild/easyconfigs/o/OpenMPI/OpenMPI-3.1.3-GCC-8.2.0-2.31.1.eb
index dce3d8fbc8d5..481d63e5af5d 100644
--- a/easybuild/easyconfigs/o/OpenMPI/OpenMPI-3.1.3-GCC-8.2.0-2.31.1.eb
+++ b/easybuild/easyconfigs/o/OpenMPI/OpenMPI-3.1.3-GCC-8.2.0-2.31.1.eb
@@ -12,6 +12,7 @@ patches = [
     '%(name)s-%(version)s-add_ompi_datatype_attribute_to_release_ucp_datatype.patch',
     'OpenMPI-3.1_fix-ib-query.patch',
     'OpenMPI-3.1.3_fix-support-for-external-PMIx-v3.1.patch',
+    'OpenMPI-4.0.5_fix-MS_RDONLY-error.patch',
 ]
 checksums = [
     '0254627d8a9b12a8f50213ed01e7a94dd7e91b340abf5c53bcf0b89afe6fb77d',  # openmpi-3.1.3.tar.gz
@@ -20,6 +21,7 @@ checksums = [
     '8031ff093788a750f30ec7b4b06573af008009e62ddfd558ecfe97cbe404d9d2',  # OpenMPI-3.1_fix-ib-query.patch
     # OpenMPI-3.1.3_fix-support-for-external-PMIx-v3.1.patch
     '94846bee50b43b220fd6fead576c4be2cbc8baaa423ce7346d7d193fda523357',
+    {'OpenMPI-4.0.5_fix-MS_RDONLY-error.patch': 'b4cd3d947cd4f3d47c7cf531c2b4bcdaa5d6db1ec024a0a97f5a3b42c95f6b82'},
 ]
 
 dependencies = [
diff --git a/easybuild/easyconfigs/o/OpenMPI/OpenMPI-3.1.4-GCC-8.3.0-2.32.eb b/easybuild/easyconfigs/o/OpenMPI/OpenMPI-3.1.4-GCC-8.3.0-2.32.eb
index 742cf80152b0..8f7e724e3a3c 100644
--- a/easybuild/easyconfigs/o/OpenMPI/OpenMPI-3.1.4-GCC-8.3.0-2.32.eb
+++ b/easybuild/easyconfigs/o/OpenMPI/OpenMPI-3.1.4-GCC-8.3.0-2.32.eb
@@ -11,6 +11,7 @@ sources = [SOURCELOWER_TAR_GZ]
 patches = [
     '%(name)s-3.1.3-add_ompi_datatype_attribute_to_release_ucp_datatype.patch',
     'OpenMPI-3.1.4_openib-device-params-ConnectX-6.patch',
+    'OpenMPI-4.0.5_fix-MS_RDONLY-error.patch',
 ]
 checksums = [
     'a7c34ad052ea8201ed9e7389994069fe6996403beabdd2d711caf0532808156c',  # openmpi-3.1.4.tar.gz
@@ -18,6 +19,7 @@ checksums = [
     '46fa94eb417954bdb297291bad4f4d32018af4911bebf3e59af6276eba6a50a9',
     # OpenMPI-3.1.4_openib-device-params-ConnectX-6.patch
     '77df4f04802f84c49659c0d89c92724972c0634ac2155ed787482c4ddf1ee999',
+    {'OpenMPI-4.0.5_fix-MS_RDONLY-error.patch': 'b4cd3d947cd4f3d47c7cf531c2b4bcdaa5d6db1ec024a0a97f5a3b42c95f6b82'},
 ]
 
 dependencies = [
diff --git a/easybuild/easyconfigs/o/OpenMPI/OpenMPI-3.1.4-GCC-8.3.0.eb b/easybuild/easyconfigs/o/OpenMPI/OpenMPI-3.1.4-GCC-8.3.0.eb
index e60121be5677..61aeb4ab521c 100644
--- a/easybuild/easyconfigs/o/OpenMPI/OpenMPI-3.1.4-GCC-8.3.0.eb
+++ b/easybuild/easyconfigs/o/OpenMPI/OpenMPI-3.1.4-GCC-8.3.0.eb
@@ -11,6 +11,7 @@ sources = [SOURCELOWER_TAR_GZ]
 patches = [
     '%(name)s-3.1.3-add_ompi_datatype_attribute_to_release_ucp_datatype.patch',
     'OpenMPI-3.1.4_openib-device-params-ConnectX-6.patch',
+    'OpenMPI-4.0.5_fix-MS_RDONLY-error.patch',
 ]
 checksums = [
     'a7c34ad052ea8201ed9e7389994069fe6996403beabdd2d711caf0532808156c',  # openmpi-3.1.4.tar.gz
@@ -18,6 +19,7 @@ checksums = [
     '46fa94eb417954bdb297291bad4f4d32018af4911bebf3e59af6276eba6a50a9',
     # OpenMPI-3.1.4_openib-device-params-ConnectX-6.patch
     '77df4f04802f84c49659c0d89c92724972c0634ac2155ed787482c4ddf1ee999',
+    {'OpenMPI-4.0.5_fix-MS_RDONLY-error.patch': 'b4cd3d947cd4f3d47c7cf531c2b4bcdaa5d6db1ec024a0a97f5a3b42c95f6b82'},
 ]
 
 dependencies = [
diff --git a/easybuild/easyconfigs/o/OpenMPI/OpenMPI-3.1.4-gcccuda-2019b.eb b/easybuild/easyconfigs/o/OpenMPI/OpenMPI-3.1.4-gcccuda-2019b.eb
index d2dc52abe147..5bc9297b6bdb 100644
--- a/easybuild/easyconfigs/o/OpenMPI/OpenMPI-3.1.4-gcccuda-2019b.eb
+++ b/easybuild/easyconfigs/o/OpenMPI/OpenMPI-3.1.4-gcccuda-2019b.eb
@@ -11,6 +11,7 @@ sources = [SOURCELOWER_TAR_GZ]
 patches = [
     '%(name)s-3.1.3-add_ompi_datatype_attribute_to_release_ucp_datatype.patch',
     'OpenMPI-3.1.4_openib-device-params-ConnectX-6.patch',
+    'OpenMPI-4.0.5_fix-MS_RDONLY-error.patch',
 ]
 checksums = [
     'a7c34ad052ea8201ed9e7389994069fe6996403beabdd2d711caf0532808156c',  # openmpi-3.1.4.tar.gz
@@ -18,6 +19,7 @@ checksums = [
     '46fa94eb417954bdb297291bad4f4d32018af4911bebf3e59af6276eba6a50a9',
     # OpenMPI-3.1.4_openib-device-params-ConnectX-6.patch
     '77df4f04802f84c49659c0d89c92724972c0634ac2155ed787482c4ddf1ee999',
+    {'OpenMPI-4.0.5_fix-MS_RDONLY-error.patch': 'b4cd3d947cd4f3d47c7cf531c2b4bcdaa5d6db1ec024a0a97f5a3b42c95f6b82'},
 ]
 
 dependencies = [
diff --git a/easybuild/easyconfigs/o/OpenMPI/OpenMPI-4.0.0-GCC-8.2.0-2.31.1.eb b/easybuild/easyconfigs/o/OpenMPI/OpenMPI-4.0.0-GCC-8.2.0-2.31.1.eb
index 077d51b2f9e7..d8185fe1dd32 100644
--- a/easybuild/easyconfigs/o/OpenMPI/OpenMPI-4.0.0-GCC-8.2.0-2.31.1.eb
+++ b/easybuild/easyconfigs/o/OpenMPI/OpenMPI-4.0.0-GCC-8.2.0-2.31.1.eb
@@ -8,11 +8,15 @@ toolchain = {'name': 'GCC', 'version': '8.2.0-2.31.1'}
 
 source_urls = ['https://www.open-mpi.org/software/ompi/v%(version_major_minor)s/downloads']
 sources = [SOURCELOWER_TAR_GZ]
-patches = ['OpenMPI-4.0.1_add-support-for-ucx-1.7.patch']
+patches = [
+    'OpenMPI-4.0.1_add-support-for-ucx-1.7.patch',
+    'OpenMPI-4.0.5_fix-MS_RDONLY-error.patch',
+]
 checksums = [
     '36f10daa3f1b1d37530f686bf7f70966b2a13c0bc6e2e05aebc7e85e3d21b10d',  # openmpi-4.0.0.tar.gz
     # OpenMPI-4.0.1_add-support-for-ucx-1.7.patch
     '3c5ce8fe164869f309821a4528bbd8a4c087bc748dadf589850482bbccf8890c',
+    {'OpenMPI-4.0.5_fix-MS_RDONLY-error.patch': 'b4cd3d947cd4f3d47c7cf531c2b4bcdaa5d6db1ec024a0a97f5a3b42c95f6b82'},
 ]
 
 dependencies = [