diff --git a/rssguard.pro b/rssguard.pro
index 6488750e8..0e81cfeb0 100755
--- a/rssguard.pro
+++ b/rssguard.pro
@@ -595,11 +595,11 @@ win32 {
 unix|mac {
   seven_zip.target = 7zip
   seven_zip.depends = install
-  seven_zip.commands = 7za a -t7z "$$TARGET-$$APP_VERSION-$$APP_REVISION-unix-mac.7z" $$shell_path($$PREFIX/*)
+  seven_zip.commands = 7za a -t7z "$$TARGET-$$APP_VERSION-$$APP_REVISION-unix-mac.7z" $$shell_quote($$shell_path($$PREFIX/*))
 
   zip.target = zip
   zip.depends = install
-  zip.commands = 7za a -tzip "$$TARGET-$$APP_VERSION-$$APP_REVISION-unix-mac.zip" $$shell_path($$PREFIX/*)
+  zip.commands = 7za a -tzip "$$TARGET-$$APP_VERSION-$$APP_REVISION-unix-mac.zip" $$shell_quote($$shell_path($$PREFIX/*))
 
   QMAKE_EXTRA_TARGETS += seven_zip zip
 }