diff --git a/external/gsl/CMakeLists.txt b/external/gsl/CMakeLists.txt
index aa8b09a..b190a3d 100644
--- a/external/gsl/CMakeLists.txt
+++ b/external/gsl/CMakeLists.txt
@@ -7,7 +7,7 @@
 add_library(external_gsl INTERFACE IMPORTED GLOBAL)
 add_library(desktop-app::external_gsl ALIAS external_gsl)
 
-if (DESKTOP_APP_USE_PACKAGED)
+if (DESKTOP_APP_USE_PACKAGED_GSL)
     find_path(GSL_INCLUDE_DIRS gsl/gsl)
 
     if (NOT GSL_INCLUDE_DIRS)
diff --git a/variables.cmake b/variables.cmake
index c288f51..8723d52 100644
--- a/variables.cmake
+++ b/variables.cmake
@@ -25,6 +25,7 @@ option(DESKTOP_APP_DISABLE_CRASH_REPORTS "Disable crash report generation." ${DE
 option(DESKTOP_APP_USE_PACKAGED_RLOTTIE "Find rlottie using CMake instead of bundled one." ${DESKTOP_APP_USE_PACKAGED})
 option(DESKTOP_APP_USE_PACKAGED_EXPECTED "Find expected using CMake instead of bundled one." ${DESKTOP_APP_USE_PACKAGED})
 option(DESKTOP_APP_USE_PACKAGED_VARIANT "Find mapbox-variant using CMake instead of bundled one." ${DESKTOP_APP_USE_PACKAGED})
+option(DESKTOP_APP_USE_PACKAGED_GSL "Find GSL using CMake instead of bundled one." ${DESKTOP_APP_USE_PACKAGED})
 option(DESKTOP_APP_USE_PACKAGED_FONTS "Use preinstalled fonts instead of bundled one." ${DESKTOP_APP_USE_PACKAGED})
 
 option(DESKTOP_APP_ENABLE_IPO_OPTIMIZATIONS "Enable IPO build optimizations." OFF)