diff --git a/tools/libxc/Makefile b/tools/libxc/Makefile
index b0c47e2f37..5b7ac22d73 100644
--- a/tools/libxc/Makefile
+++ b/tools/libxc/Makefile
@@ -3,7 +3,7 @@ INSTALL_PROG	= $(INSTALL) -m0755
 INSTALL_DATA	= $(INSTALL) -m0644
 INSTALL_DIR	= $(INSTALL) -d -m0755
 
-MAJOR    = 2.0
+MAJOR    = 3.0
 MINOR    = 0
 SONAME   = libxc.so.$(MAJOR)
 
diff --git a/tools/libxutil/Makefile b/tools/libxutil/Makefile
index bedbcc7c5c..63cb4fe0d1 100644
--- a/tools/libxutil/Makefile
+++ b/tools/libxutil/Makefile
@@ -31,7 +31,7 @@ CFLAGS   += -Wall -Werror -O3 -fno-strict-aliasing
 CFLAGS   += -Wp,-MD,.$(@F).d
 DEPS     = .*.d
 
-MAJOR    := 2.0
+MAJOR    := 3.0
 MINOR    := 0
 LIB_NAME := libxutil
 LIB      := $(LIB_NAME).so