diff --git a/config/zfs-build.m4 b/config/zfs-build.m4
index 35267795b2..d75867c65d 100644
--- a/config/zfs-build.m4
+++ b/config/zfs-build.m4
@@ -371,6 +371,9 @@ AC_DEFUN([ZFS_AC_RPM], [
 		RPM_DEFINE_KMOD=${RPM_DEFINE_KMOD}' --define "kernels $(LINUX_VERSION)"'
 		RPM_DEFINE_KMOD=${RPM_DEFINE_KMOD}' --define "ksrc $(LINUX)"'
 		RPM_DEFINE_KMOD=${RPM_DEFINE_KMOD}' --define "kobj $(LINUX_OBJ)"'
+		RPM_DEFINE_KMOD=${RPM_DEFINE_KMOD}' --define "kernel_cc KERNEL_CC=$(KERNEL_CC)"'
+		RPM_DEFINE_KMOD=${RPM_DEFINE_KMOD}' --define "kernel_ld KERNEL_LD=$(KERNEL_LD)"'
+		RPM_DEFINE_KMOD=${RPM_DEFINE_KMOD}' --define "kernel_llvm KERNEL_LLVM=$(KERNEL_LLVM)"'
 	])
 
 	RPM_DEFINE_DKMS=''
diff --git a/rpm/generic/zfs-kmod.spec.in b/rpm/generic/zfs-kmod.spec.in
index 1692be1a72..53b1e13851 100644
--- a/rpm/generic/zfs-kmod.spec.in
+++ b/rpm/generic/zfs-kmod.spec.in
@@ -140,7 +140,10 @@ for kernel_version in %{?kernel_versions}; do
         --with-linux=%{ksrc} \
         --with-linux-obj=%{kobj} \
         %{debug} \
-        %{debuginfo}
+        %{debuginfo} \
+        %{?kernel_cc} \
+        %{?kernel_ld} \
+        %{?kernel_llvm}
     make %{?_smp_mflags}
     cd ..
 done
diff --git a/rpm/redhat/zfs-kmod.spec.in b/rpm/redhat/zfs-kmod.spec.in
index eb93aeeb2e..7b74fdc51f 100644
--- a/rpm/redhat/zfs-kmod.spec.in
+++ b/rpm/redhat/zfs-kmod.spec.in
@@ -69,7 +69,10 @@ fi
         --with-linux=%{ksrc} \
         --with-linux-obj=%{kobj} \
         %{debug} \
-        %{debuginfo}
+        %{debuginfo} \
+        %{?kernel_cc} \
+        %{?kernel_ld} \
+        %{?kernel_llvm}
 make %{?_smp_mflags}
 
 %install