diff --git a/lib/csu/tests/dynamic/Makefile b/lib/csu/tests/dynamic/Makefile
index 266f5c5a7d0d..28fbbb3ee96a 100644
--- a/lib/csu/tests/dynamic/Makefile
+++ b/lib/csu/tests/dynamic/Makefile
@@ -1,9 +1,14 @@
 # $FreeBSD$
 
 .PATH: ${.CURDIR:H}
 
+.if exists(./Makefile.${MACHINE_ARCH})
+.include "./Makefile.${MACHINE_ARCH}"
+.endif
+
+
 .include <src.opts.mk>
 MK_PIE=	no
 
 .include "../Makefile.tests"
 .include <bsd.test.mk>
diff --git a/lib/csu/tests/dynamic/Makefile.powerpcspe b/lib/csu/tests/dynamic/Makefile.powerpcspe
new file mode 100644
index 000000000000..1739a85e6219
--- /dev/null
+++ b/lib/csu/tests/dynamic/Makefile.powerpcspe
@@ -0,0 +1,11 @@
+# $FreeBSD$
+
+# TODO: investigate and try a better fix on compiler side
+#
+# CSU tests build fails with '/usr/lib/libgcc_s.so: undefined reference to fma'
+# when built with LLVM 14, so '-lm' is being added explicitly here. Only
+# the powerpcspe target is affected and it may be linked to
+#       https://reviews.llvm.org/D77558
+
+LDFLAGS+=	-lm
+