diff --git a/sendmail.spec b/sendmail.spec
index a95220e..d1bceda 100644
--- a/sendmail.spec
+++ b/sendmail.spec
@@ -167,7 +167,7 @@ done
 # generate redhat config file
 cat > redhat.config.m4 << EOF
 define(\`confMAPDEF', \`-DNEWDB -DNIS -DHESIOD -DMAP_REGEX -DSOCKETMAP -DNAMED_BIND=1')
-define(\`confOPTIMIZE', \`\`\`${RPM_OPT_FLAGS}''')
+define(\`confOPTIMIZE', \`\`\`\`${RPM_OPT_FLAGS}'''')
 define(\`confENVDEF', \`-I%{_includedir}/db4 -I/usr/kerberos/include -Wall -DXDEBUG=0 -DTCPWRAPPERS -DNETINET6 -DHES_GETMAILHOST -DUSE_VENDOR_CF_PATH=1 -D_FFR_TLS_1')
 define(\`confLIBDIRS', \`-L/usr/kerberos/%{_lib}')
 define(\`confLIBS', \`-lnsl -lwrap -lhesiod -lcrypt -ldb')
@@ -181,12 +181,15 @@ define(\`confSTDIR', \`%{stdir}')
 define(\`STATUS_FILE', \`%{stdir}/statistics')
 define(\`confLIBSEARCH', \`db resolv 44bsd')
 EOF
+#'
 
-%ifarch ppc ppc64 s390x
 cat >> redhat.config.m4 << EOF
+%ifarch ppc ppc64 s390x
 APPENDDEF(\`confOPTIMIZE', \`-DSM_CONF_SHM=0')
-EOF
+%else
+APPENDDEF(\`confOPTIMIZE', \`')
 %endif
+EOF
 
 %if "%{enable_pie}" == "yes"
 %ifarch s390 s390x sparc sparcv9 sparc64