--- a/build/cmake/SetupAppImagePackaging.cmake
+++ b/build/cmake/SetupAppImagePackaging.cmake
@@ -85,7 +85,7 @@ if (NOT MINGW AND NOT MSVC AND NOT APPLE
     # Compress man pages if gzip is installed (don't on OpenBSD)
     # Note: Compressing man pages is normal on Linux but not OpenBSD
     find_program( GZIP_EXECUTABLE gzip DOC "A tool for compressing manpages (optional)." )
-    if (GZIP_EXECUTABLE AND NOT CMAKE_SYSTEM_NAME MATCHES "OpenBSD")
+    if (GZIP_EXECUTABLE AND NOT CMAKE_SYSTEM_NAME MATCHES "OpenBSD" AND false)
         message(STATUS "Found 'gzip'. Man pages will be compressed.")
         set(MAN_TARGET ${MAN_BUILD})
         set(MAN_EXTENSION ${MAN_EXTENSION}.gz)
@@ -102,7 +102,7 @@ if (NOT MINGW AND NOT MSVC AND NOT APPLE
             COMMAND echo "Man pages have been compressed ready for installation."
             VERBATIM
             )
-    else (GZIP_EXECUTABLE AND NOT CMAKE_SYSTEM_NAME MATCHES "OpenBSD")
+    else (GZIP_EXECUTABLE AND NOT CMAKE_SYSTEM_NAME MATCHES "OpenBSD" AND false)
         if (CMAKE_SYSTEM_NAME MATCHES "OpenBSD")
             message(STATUS "System is OpenBSD: Man pages will not be compressed.")
         else (CMAKE_SYSTEM_NAME MATCHES "OpenBSD")
@@ -112,7 +112,7 @@ if (NOT MINGW AND NOT MSVC AND NOT APPLE
             COMMAND echo "Man pages will be installed uncompressed."
             VERBATIM
             )
-    endif (GZIP_EXECUTABLE AND NOT CMAKE_SYSTEM_NAME MATCHES "OpenBSD")
+    endif (GZIP_EXECUTABLE AND NOT CMAKE_SYSTEM_NAME MATCHES "OpenBSD" AND false)
     # Install man pages in either compressed or uncompressed form
     install( FILES ${MAN_BUILD} DESTINATION share/man/man1 COMPONENT doc)
     # Create symlink alias for man pages so `man musescore` = `man mscore`