--- GDALmake.opt.in.orig	2021-04-27 09:10:56 UTC
+++ GDALmake.opt.in
@@ -141,7 +141,7 @@ GDAL_VERSION_REV   =    @GDAL_VERSION_REV@
 GDAL_LIB	= 	$(GDAL_ROOT)/libgdal.a
 GDAL_SLIB	=	$(GDAL_ROOT)/libgdal.$(SO_EXT)
 GDAL_SLIB_LINK	=	-L$(GDAL_ROOT) -lgdal
-#GDAL_SLIB_SONAME = -Wl,-soname,libgdal.$(SO_EXT).@GDAL_VERSION_MAJOR@
+GDAL_SLIB_SONAME = -Wl,-soname,libgdal.$(SO_EXT).@GDAL_VERSION_MAJOR@
 
 # Mac OS X Framework definition
 MACOSX_FRAMEWORK = @MACOSX_FRAMEWORK@