diff --git a/libguile/Makefile.am b/libguile/Makefile.am
index 558ea809f..140bbfd92 100644
--- a/libguile/Makefile.am
+++ b/libguile/Makefile.am
@@ -38,7 +38,7 @@ noinst_HEADERS = coop-threads.c coop-threads.h coop.c
 
 libguile_la_DEPENDENCIES = @LIBLOBJS@
 libguile_la_LIBADD = @LIBLOBJS@
-libguile_la_LDFLAGS = -version-info 0:0 -rpath $(libdir)
+libguile_la_LDFLAGS = -version-info 1:0 -rpath $(libdir)
 
 include_HEADERS = libguile.h
 
diff --git a/libguile/Makefile.in b/libguile/Makefile.in
index 09aaecc34..de08c984e 100644
--- a/libguile/Makefile.in
+++ b/libguile/Makefile.in
@@ -105,7 +105,7 @@ noinst_HEADERS = coop-threads.c coop-threads.h coop.c
 
 libguile_la_DEPENDENCIES = @LIBLOBJS@
 libguile_la_LIBADD = @LIBLOBJS@
-libguile_la_LDFLAGS = -version-info 0:0 -rpath $(libdir)
+libguile_la_LDFLAGS = -version-info 1:0 -rpath $(libdir)
 
 include_HEADERS = libguile.h