diff --git a/meta/conf/distro/include/time64.inc b/meta/conf/distro/include/time64.inc
index 510da11039..a459013a92 100644
--- a/meta/conf/distro/include/time64.inc
+++ b/meta/conf/distro/include/time64.inc
@@ -8,15 +8,18 @@
 #
 # Working to address those (before Y2038 rolls in) will be appreciated.
 
-GLIBC_64BIT_TIME_FLAGS = " -D_TIME_BITS=64 -D_FILE_OFFSET_BITS=64"
+TARGET_CC_ARCH += "${GLIBC_64BIT_TIME_FLAGS}"
 
 # Only needed for some 32-bit architectures, some relatively newer
 # architectures do not need it ( e.g. riscv32 )
-TARGET_CC_ARCH:append:arm = "${GLIBC_64BIT_TIME_FLAGS}"
-TARGET_CC_ARCH:append:armeb = "${GLIBC_64BIT_TIME_FLAGS}"
-TARGET_CC_ARCH:append:mipsarcho32 = "${GLIBC_64BIT_TIME_FLAGS}"
-TARGET_CC_ARCH:append:powerpc = "${@bb.utils.contains('TUNE_FEATURES', 'm32', '${GLIBC_64BIT_TIME_FLAGS}', '', d)}"
-TARGET_CC_ARCH:append:x86 = "${@bb.utils.contains('TUNE_FEATURES', 'm32', '${GLIBC_64BIT_TIME_FLAGS}', '', d)}"
+GLIBC_64BIT_TIME_FLAGS             = ""
+GLIBC_64BIT_TIME_FLAGS:arm         = "-D_TIME_BITS=64 -D_FILE_OFFSET_BITS=64"
+GLIBC_64BIT_TIME_FLAGS:armeb       = "-D_TIME_BITS=64 -D_FILE_OFFSET_BITS=64"
+GLIBC_64BIT_TIME_FLAGS:mipsarcho32 = "-D_TIME_BITS=64 -D_FILE_OFFSET_BITS=64"
+GLIBC_64BIT_TIME_FLAGS:powerpc     = \
+    "${@bb.utils.contains('TUNE_FEATURES', 'm32', '-D_TIME_BITS=64 -D_FILE_OFFSET_BITS=64', '', d)}"
+GLIBC_64BIT_TIME_FLAGS:x86         = \
+    "${@bb.utils.contains('TUNE_FEATURES', 'm32', '-D_TIME_BITS=64 -D_FILE_OFFSET_BITS=64', '', d)}"
 
 GLIBC_64BIT_TIME_FLAGS:pn-glibc = ""
 GLIBC_64BIT_TIME_FLAGS:pn-glibc-y2038-tests = ""