diff --git a/BoardConfig-common.mk b/BoardConfig-common.mk
index 4689c689..f658f886 100644
--- a/BoardConfig-common.mk
+++ b/BoardConfig-common.mk
@@ -350,7 +350,7 @@ WIFI_FEATURE_HOSTAPD_11AX := true
 # NeuralNetworks
 GPU_SOURCE_PRESENT := $(wildcard vendor/arm/mali/valhall)
 GPU_PREBUILD_PRESENT := $(wildcard vendor/google_devices/gs101/prebuilts/gpu/libs)
-ifneq "$(or $(GPU_SOURCE_PRESENT),$(GPU_PREBUILD_PRESENT))" ""
+ifneq (,$(strip $(GPU_SOURCE_PRESENT) $(GPU_PREBUILD_PRESENT)))
 ARMNN_COMPUTE_CL_ENABLE := 1
 else
 ARMNN_COMPUTE_CL_ENABLE := 0