diff --git a/version.sh b/version.sh
index d901590e0..dc84ec890 100644
--- a/version.sh
+++ b/version.sh
@@ -17,6 +17,6 @@ GRIB_API_MAJOR_VERSION=2
 GRIB_API_MINOR_VERSION=0
 GRIB_API_REVISION_VERSION=0
 
-GRIB_ABI_CURRENT=0
+GRIB_ABI_CURRENT=1
 GRIB_ABI_REVISION=0
 GRIB_ABI_AGE=0