diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 00cbc946..a1332ade 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -29,6 +29,7 @@ jobs:
           docker run \
             --env PYGMO_BUILD_TYPE=Python311 \
             --env GITHUB_WORKSPACE=${GITHUB_WORKSPACE} \
+            --env GITHUB_REF=${GITHUB_REF} \
             --env TWINE_USERNAME=${{ secrets.TWINE_USERNAME }} \
             --env TWINE_PASSWORD=${{ secrets.TWINE_PASSWORD }} \
             --volume ${GITHUB_WORKSPACE}:${GITHUB_WORKSPACE} \
@@ -47,6 +48,7 @@ jobs:
           docker run \
             --env PYGMO_BUILD_TYPE=Python310 \
             --env GITHUB_WORKSPACE=${GITHUB_WORKSPACE} \
+            --env GITHUB_REF=${GITHUB_REF} \
             --env TWINE_USERNAME=${{ secrets.TWINE_USERNAME }} \
             --env TWINE_PASSWORD=${{ secrets.TWINE_PASSWORD }} \
             --volume ${GITHUB_WORKSPACE}:${GITHUB_WORKSPACE} \
@@ -65,6 +67,7 @@ jobs:
           docker run \
             --env PYGMO_BUILD_TYPE=Python39 \
             --env GITHUB_WORKSPACE=${GITHUB_WORKSPACE} \
+            --env GITHUB_REF=${GITHUB_REF} \
             --env TWINE_USERNAME=${{ secrets.TWINE_USERNAME }} \
             --env TWINE_PASSWORD=${{ secrets.TWINE_PASSWORD }} \
             --volume ${GITHUB_WORKSPACE}:${GITHUB_WORKSPACE} \
@@ -83,6 +86,7 @@ jobs:
           docker run \
             --env PYGMO_BUILD_TYPE=Python38 \
             --env GITHUB_WORKSPACE=${GITHUB_WORKSPACE} \
+            --env GITHUB_REF=${GITHUB_REF} \
             --env TWINE_USERNAME=${{ secrets.TWINE_USERNAME }} \
             --env TWINE_PASSWORD=${{ secrets.TWINE_PASSWORD }} \
             --volume ${GITHUB_WORKSPACE}:${GITHUB_WORKSPACE} \
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6ac652a2..83036477 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -11,7 +11,7 @@ if(NOT CMAKE_BUILD_TYPE)
 	FORCE)
 endif()
 
-project(pygmo VERSION 2.19.4 LANGUAGES CXX C)
+project(pygmo VERSION 2.19.5 LANGUAGES CXX C)
 
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake" "${CMAKE_CURRENT_SOURCE_DIR}/cmake/yacma")