diff --git a/.github/workflows/artifacts.yml b/.github/workflows/artifacts.yml
index e9752f3..e1892ba 100644
--- a/.github/workflows/artifacts.yml
+++ b/.github/workflows/artifacts.yml
@@ -13,7 +13,7 @@ on:
 jobs:
   release-artifacts:
     runs-on: ubuntu-latest
-    container: cosmwasm/workspace-optimizer:0.14.0
+    container: cosmwasm/workspace-optimizer:0.15.1
     steps:
       - uses: actions/checkout@v3
 
@@ -33,7 +33,7 @@ jobs:
 
       - name: Compile contracts
         timeout-minutes: 30
-        run: optimize_workspace.sh .
+        run: optimize.sh .
 
       - name: Upload contracts
         uses: actions/upload-artifact@v3
diff --git a/devtools/optimize.sh b/devtools/optimize.sh
index 3db2907..1ec55e3 100755
--- a/devtools/optimize.sh
+++ b/devtools/optimize.sh
@@ -5,12 +5,12 @@ if [[ $(uname -m) =~ "arm64" ]]; then \
         --mount type=volume,source="$(basename "$(pwd)")_cache",target=/code/target \
         --mount type=volume,source=registry_cache,target=/usr/local/cargo/registry \
         --platform linux/arm64 \
-        cosmwasm/workspace-optimizer-arm64:0.14.0
+        cosmwasm/workspace-optimizer-arm64:0.15.1
 
 else
     docker run --rm -v "$(pwd)":/code \
         --mount type=volume,source="$(basename "$(pwd)")_cache",target=/code/target \
         --mount type=volume,source=registry_cache,target=/usr/local/cargo/registry \
         --platform linux/amd64 \
-        cosmwasm/workspace-optimizer:0.14.0
+        cosmwasm/workspace-optimizer:0.15.1
 fi