--- src/qmaptool/CMakeLists.txt.orig	2021-05-24 09:18:08 UTC
+++ src/qmaptool/CMakeLists.txt
@@ -259,7 +259,7 @@ target_link_libraries(${APPLICATION_NAME}
     Qt5::Network
     Qt5::Help
     ${GDAL_LIBRARIES}
-    ${PROJ_LIBRARIES}
+    ${PROJ_LDFLAGS} ${PROJ_LIBRARIES}
 )
 
 if(APPLE)