diff --git a/jenkins-scripts/lib/project-default-devel-homebrew-amd64.bash b/jenkins-scripts/lib/project-default-devel-homebrew-amd64.bash
index b2daaf437..661afcd8c 100644
--- a/jenkins-scripts/lib/project-default-devel-homebrew-amd64.bash
+++ b/jenkins-scripts/lib/project-default-devel-homebrew-amd64.bash
@@ -67,9 +67,17 @@ then
   echo '# END SECTION'
 fi
 
+echo "# BEGIN SECTION: check if ${PROJECT_FORMULA} is HEAD formula"
+# Install with --HEAD if formula lacks a stable URL
+HEAD_FLAG=""
+if brew ruby -e "exit '${PROJECT_FORMULA}'.f.stable.nil?"; then
+  HEAD_FLAG="--HEAD"
+fi
+echo '# END SECTION'
+
 echo "# BEGIN SECTION: install ${PROJECT_FORMULA} dependencies"
 # Process the package dependencies
-brew install ${PROJECT_FORMULA} ${PROJECT_ARGS} --only-dependencies
+brew install ${PROJECT_FORMULA} ${PROJECT_ARGS} --only-dependencies ${HEAD_FLAG}
 # the following is needed to install :build dependencies of a formula
 brew install $(brew deps --1 --include-build ${PROJECT_FORMULA})
 
diff --git a/jenkins-scripts/lib/project-install-homebrew.bash b/jenkins-scripts/lib/project-install-homebrew.bash
index f28626e80..a17976583 100644
--- a/jenkins-scripts/lib/project-install-homebrew.bash
+++ b/jenkins-scripts/lib/project-install-homebrew.bash
@@ -54,8 +54,16 @@ then
   echo '# END SECTION'
 fi
 
+echo "# BEGIN SECTION: check if ${BOTTLE_NAME} is HEAD formula"
+# Install with --HEAD if formula lacks a stable URL
+HEAD_FLAG=""
+if brew ruby -e "exit '${BOTTLE_NAME}'.f.stable.nil?"; then
+  HEAD_FLAG="--HEAD"
+fi
+echo '# END SECTION'
+
 echo "# BEGIN SECTION: install ${BOTTLE_NAME}"
-brew install --include-test ${BOTTLE_NAME}
+brew install --include-test ${BOTTLE_NAME} ${HEAD_FLAG}
 
 # add X11 path so glxinfo can be found
 export PATH="${PATH}:/opt/X11/bin"