diff --git a/sys/default/gsdevkit_bin/defSharedGitDevKit.env b/sys/default/gsdevkit_bin/defSharedGitDevKit.env
index 1b21169d..c31570f8 100644
--- a/sys/default/gsdevkit_bin/defSharedGitDevKit.env
+++ b/sys/default/gsdevkit_bin/defSharedGitDevKit.env
@@ -6,7 +6,7 @@
 
 export GS_SHARED_GITHUB_COMMIT_METACELLO="master"
 export GS_SHARED_GITHUB_COMMIT_TODE="issue_313"
-export GS_SHARED_GITHUB_COMMIT_STON="issue_15"
+export GS_SHARED_GITHUB_COMMIT_STON="gemstone"
 export GS_SHARED_GITHUB_COMMIT_PHARO3_FILETREE="pharo3.0"
 export GS_SHARED_GITHUB_COMMIT_GEMSTONE_FILETREE="gemstone2.4"
 export GS_SHARED_GITHUB_COMMIT_GREASE="v1.1.?"
@@ -23,7 +23,7 @@ export GS_SHARED_GIT_CHECKOUT_METACELLO="master"
 export GS_SHARED_GIT_REMOTE_METACELLO="origin"
 export GS_SHARED_GIT_CHECKOUT_TODE="issue_313"
 export GS_SHARED_GIT_REMOTE_TODE="origin"
-export GS_SHARED_GIT_CHECKOUT_STON="issue_15"
+export GS_SHARED_GIT_CHECKOUT_STON="gemstone"
 export GS_SHARED_GIT_REMOTE_STON="origin"
 export GS_SHARED_GIT_CHECKOUT_PHARO3_FILETREE="pharo3.0"
 export GS_SHARED_GIT_REMOTE_PHARO3_FILETREE="origin"