diff --git a/Makefile.PL b/Makefile.PL
index 2f5d85a..08fa3a6 100644
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -9,7 +9,7 @@
 check_lib_or_exit(
     cflags => '-Wall -Wno-unused-result -fno-rtti -O4 -I/usr/local/include',
     header => ['unistd.h', 'stdio.h', 'stdlib.h', 'string.h', 'collocatordb.h'],
-    function => 'char *min_v = "1.3.2"; char *v = get_version(); if(strcmp(min_v, v) <= 0) { return 0; } else { fprintf(stderr, "Installed collocatordb version %s is too low. Minimally %s is required.\n", v, min_v); return(1); }',
+    function => 'char *min_v = "1.5.0"; char *v = get_version(); if(strcmp(min_v, v) <= 0) { return 0; } else { fprintf(stderr, "Installed collocatordb version %s is too low. Minimally %s is required.\n", v, min_v); return(1); }',
     libpath => ['/usr/lib', '/usr/local/lib64', '/usr/local/lib'],
     incpath => ['/usr/include', '/usr/local/include'],
     # debug => 1,