diff --git a/include/FLAC++/export.h b/include/FLAC++/export.h
index a163cf7f..d05fdc57 100644
--- a/include/FLAC++/export.h
+++ b/include/FLAC++/export.h
@@ -45,7 +45,7 @@
 /* These #defines will mirror the libtool-based library version number, see
  * http://www.gnu.org/software/libtool/manual.html#Libtool-versioning
  */
-#define FLACPP_API_VERSION_CURRENT 5
+#define FLACPP_API_VERSION_CURRENT 6
 #define FLACPP_API_VERSION_REVISION 0
 #define FLACPP_API_VERSION_AGE 0
 
diff --git a/include/FLAC/export.h b/include/FLAC/export.h
index 5607305a..1c315b06 100644
--- a/include/FLAC/export.h
+++ b/include/FLAC/export.h
@@ -45,7 +45,7 @@
 /* These #defines will mirror the libtool-based library version number, see
  * http://www.gnu.org/software/libtool/manual.html#Libtool-versioning
  */
-#define FLAC_API_VERSION_CURRENT 7
+#define FLAC_API_VERSION_CURRENT 8
 #define FLAC_API_VERSION_REVISION 0
 #define FLAC_API_VERSION_AGE 0
 
diff --git a/include/OggFLAC++/export.h b/include/OggFLAC++/export.h
index 2ca2984b..716535d0 100644
--- a/include/OggFLAC++/export.h
+++ b/include/OggFLAC++/export.h
@@ -45,7 +45,7 @@
 /* These #defines will mirror the libtool-based library version number, see
  * http://www.gnu.org/software/libtool/manual.html#Libtool-versioning
  */
-#define OggFLACPP_API_VERSION_CURRENT 2
+#define OggFLACPP_API_VERSION_CURRENT 3
 #define OggFLACPP_API_VERSION_REVISION 0
 #define OggFLACPP_API_VERSION_AGE 0
 
diff --git a/include/OggFLAC/export.h b/include/OggFLAC/export.h
index a1ce9930..e7f1df54 100644
--- a/include/OggFLAC/export.h
+++ b/include/OggFLAC/export.h
@@ -45,7 +45,7 @@
 /* These #defines will mirror the libtool-based library version number, see
  * http://www.gnu.org/software/libtool/manual.html#Libtool-versioning
  */
-#define OggFLAC_API_VERSION_CURRENT 3
+#define OggFLAC_API_VERSION_CURRENT 4
 #define OggFLAC_API_VERSION_REVISION 0
 #define OggFLAC_API_VERSION_AGE 0
 
diff --git a/src/libFLAC++/Makefile.am b/src/libFLAC++/Makefile.am
index f02a3302..c02e87b9 100644
--- a/src/libFLAC++/Makefile.am
+++ b/src/libFLAC++/Makefile.am
@@ -40,7 +40,7 @@ EXTRA_DIST = \
 	libFLAC++.m4
 
 # see 'http://www.gnu.org/software/libtool/manual.html#Libtool-versioning' for numbering convention
-libFLAC___la_LDFLAGS = -version-info 5:0:0
+libFLAC___la_LDFLAGS = -version-info 6:0:0
 libFLAC___la_LIBADD = ../libFLAC/libFLAC.la
 
 libFLAC___la_SOURCES = \
diff --git a/src/libFLAC/Makefile.am b/src/libFLAC/Makefile.am
index cef4c8e4..c84f0a16 100644
--- a/src/libFLAC/Makefile.am
+++ b/src/libFLAC/Makefile.am
@@ -81,7 +81,7 @@ EXTRA_DIST = \
 	libFLAC.m4
 
 # see 'http://www.gnu.org/software/libtool/manual.html#Libtool-versioning' for numbering convention
-libFLAC_la_LDFLAGS = -version-info 7:0:0 -lm $(LOCAL_EXTRA_LDFLAGS)
+libFLAC_la_LDFLAGS = -version-info 8:0:0 -lm $(LOCAL_EXTRA_LDFLAGS)
 libFLAC_la_SOURCES = \
 	bitbuffer.c \
 	bitmath.c \
diff --git a/src/libOggFLAC++/Makefile.am b/src/libOggFLAC++/Makefile.am
index 52da76d4..9ce8ce7b 100644
--- a/src/libOggFLAC++/Makefile.am
+++ b/src/libOggFLAC++/Makefile.am
@@ -40,7 +40,7 @@ EXTRA_DIST = \
 	libOggFLAC++.m4
 
 # see 'http://www.gnu.org/software/libtool/manual.html#Libtool-versioning' for numbering convention
-libOggFLAC___la_LDFLAGS = -version-info 2:0:0
+libOggFLAC___la_LDFLAGS = -version-info 3:0:0
 libOggFLAC___la_LIBADD = ../libOggFLAC/libOggFLAC.la
 
 libOggFLAC___la_SOURCES = \
diff --git a/src/libOggFLAC/Makefile.am b/src/libOggFLAC/Makefile.am
index b39cf9b2..4519dbd5 100644
--- a/src/libOggFLAC/Makefile.am
+++ b/src/libOggFLAC/Makefile.am
@@ -48,7 +48,7 @@ EXTRA_DIST = \
 
 libOggFLAC_la_LIBADD = @OGG_LIBS@ ../libFLAC/libFLAC.la
 # see 'http://www.gnu.org/software/libtool/manual.html#Libtool-versioning' for numbering convention
-libOggFLAC_la_LDFLAGS = -version-info 3:0:0
+libOggFLAC_la_LDFLAGS = -version-info 4:0:0
 
 libOggFLAC_la_SOURCES = \
 	ogg_decoder_aspect.c \