diff --git a/gsm-makefile.patch b/gsm-makefile.patch
index 8153480..b5b0797 100644
--- a/gsm-makefile.patch
+++ b/gsm-makefile.patch
@@ -15,7 +15,7 @@ diff -up gsm-1.0-pl17/Makefile.mk gsm-1.0-pl17/Makefile
  
 +SO_MAJOR = 1
 +SO_MINOR = 0
-+SO_MICRO = 17
++SO_MICRO = 18
 +SO_VER = $(SO_MAJOR).$(SO_MINOR).$(SO_MICRO)
  
  # If your compiler needs additional flags/libraries, regardless of