diff --git a/zest/releaser/tests/functional-git.txt b/zest/releaser/tests/functional-git.txt
index 6a6d6e3b..23f15dc5 100644
--- a/zest/releaser/tests/functional-git.txt
+++ b/zest/releaser/tests/functional-git.txt
@@ -100,10 +100,10 @@ known on PyPI:
     creating src/tha.example.egg-info
     ...
     Creating ...
-    removing 'tha.example-0.1' ...
+    removing 'tha_example-0.1' ...
     Question: Upload to pypi (y/N)?
     Our reply: yes
-    MOCK twine dispatch upload ... dist/tha.example-0.1.tar.gz
+    MOCK twine dispatch upload ... dist/tha_example-0.1.tar.gz
 
 There is now a tag:
 
diff --git a/zest/releaser/tests/functional-with-hooks.txt b/zest/releaser/tests/functional-with-hooks.txt
index 53dcc3c8..6700237e 100644
--- a/zest/releaser/tests/functional-with-hooks.txt
+++ b/zest/releaser/tests/functional-with-hooks.txt
@@ -107,11 +107,11 @@ The release script tags the release and uploads it:
     creating src/tha.example.egg-info
     ...
     Creating ...
-    removing 'tha.example-0.1' ...
+    removing 'tha_example-0.1' ...
     releaser_before_upload
     Question: Upload to pypi (Y/n)?
     Our reply: y
-    MOCK twine dispatch upload ... dist/tha.example-0.1.tar.gz
+    MOCK twine dispatch upload ... dist/tha_example-0.1.tar.gz
     releaser_after
 
 
diff --git a/zest/releaser/tests/pyproject-toml.txt b/zest/releaser/tests/pyproject-toml.txt
index 04ae33d1..d886194a 100644
--- a/zest/releaser/tests/pyproject-toml.txt
+++ b/zest/releaser/tests/pyproject-toml.txt
@@ -101,10 +101,10 @@ known on PyPI:
     creating src/tha.example.egg-info
     ...
     Creating ...
-    removing 'tha.example-0.1' ...
+    removing 'tha_example-0.1' ...
     Question: Upload to pypi (y/N)?
     Our reply: yes
-    MOCK twine dispatch upload ... dist/tha.example-0.1.tar.gz
+    MOCK twine dispatch upload ... dist/tha_example-0.1.tar.gz
 
 There is now a tag: