diff --git a/tools/make-chromium.sh b/tools/make-chromium.sh
index ead1168f9..8d1f58911 100755
--- a/tools/make-chromium.sh
+++ b/tools/make-chromium.sh
@@ -9,7 +9,7 @@ DES=dist/build/uBlock0.chromium
 rm -rf $DES
 mkdir -p $DES
 
-./tools/make-assets.sh $DES
+bash ./tools/make-assets.sh $DES
 
 cp -R src/css               $DES/
 cp -R src/img               $DES/
diff --git a/tools/make-firefox.sh b/tools/make-firefox.sh
index 464af81ad..fa43e3f1e 100755
--- a/tools/make-firefox.sh
+++ b/tools/make-firefox.sh
@@ -8,7 +8,7 @@ DES=dist/build/uBlock0.firefox
 rm -rf $DES
 mkdir -p $DES
 
-./tools/make-assets.sh $DES
+bash ./tools/make-assets.sh $DES
 
 cp -R src/css                           $DES/
 cp -R src/img                           $DES/
diff --git a/tools/make-opera.sh b/tools/make-opera.sh
index 82a78c834..c7fde4611 100755
--- a/tools/make-opera.sh
+++ b/tools/make-opera.sh
@@ -9,7 +9,7 @@ DES=dist/build/uBlock0.opera
 rm -r $DES
 mkdir -p $DES
 
-./tools/make-assets.sh $DES
+bash ./tools/make-assets.sh $DES
 
 cp -R src/css $DES/
 cp -R src/img $DES/