diff --git a/configure.ac b/configure.ac
index 10799c8ba5a039bdb6366c884d7eb58fdc42ac27..6394e2eadb5c94a6cbc227924bf883540d635f73 100644
--- a/configure.ac
+++ b/configure.ac
@@ -53,9 +53,9 @@ AC_DEFINE_UNQUOTED([OPUS_VERSION], ["$OPUS_VERSION"],
 
 # For libtool.
 dnl Please update these for releases.
-OPUS_LT_CURRENT=2
+OPUS_LT_CURRENT=3
 OPUS_LT_REVISION=0
-OPUS_LT_AGE=2
+OPUS_LT_AGE=3
 
 AC_SUBST(OPUS_LT_CURRENT)
 AC_SUBST(OPUS_LT_REVISION)