diff --git a/configure/os/CONFIG.RHEL7-x86_64.SL6-x86 b/configure/os/CONFIG.RHEL7-x86_64.SL6-x86
index 14cb537c7..d0fa4a06c 100644
--- a/configure/os/CONFIG.RHEL7-x86_64.SL6-x86
+++ b/configure/os/CONFIG.RHEL7-x86_64.SL6-x86
@@ -1,16 +1,6 @@
-# "cross compile" for older Linux version
-# Use older compiler and older libraries
-# Used packages:
-# compat-gcc-44-c++-4.4.7
-# compat-gcc-44-4.4.7
-# compat-glibc-headers-2.12
+# "cross compile" for older Linux version (32 bit)
 # It was neccessary to install 32 bit compatibility libraries manually
 #-------------------------------------------------------
 
-include $(CONFIG)/os/CONFIG.linux-x86.linux-x86
-CC = $(GNU_BIN)/$(CMPLR_PREFIX)gcc44
-CCC = $(GNU_BIN)/$(CMPLR_PREFIX)g++44
-
-TARGET_CPPFLAGS = -isystem /usr/lib/x86_64-redhat-linux6E/include
+include $(CONFIG)/os/CONFIG.RHEL7-x86_64.SL6-x86_64
 TARGET_LDFLAGS = -B /usr/lib/x86_64-redhat-linux6E/lib
-LINK.cpp += --as-needed -lc -lm -lrt -lpthread -lreadline -ltinfo