diff --git a/Samples/4_CUDA_Libraries/batchedLabelMarkersAndLabelCompressionNPP/Makefile b/Samples/4_CUDA_Libraries/batchedLabelMarkersAndLabelCompressionNPP/Makefile
index 67df1b72..d5712958 100644
--- a/Samples/4_CUDA_Libraries/batchedLabelMarkersAndLabelCompressionNPP/Makefile
+++ b/Samples/4_CUDA_Libraries/batchedLabelMarkersAndLabelCompressionNPP/Makefile
@@ -272,6 +272,12 @@ ifeq ($(TARGET_OS),darwin)
   SAMPLE_ENABLED := 0
 endif
 
+# This sample is not supported on QNX
+ifeq ($(TARGET_OS),qnx)
+  $(info >>> WARNING - batchedLabelMarkersAndLabelCompressionNPP is not supported on QNX - waiving sample <<<)
+  SAMPLE_ENABLED := 0
+endif
+
 ALL_LDFLAGS :=
 ALL_LDFLAGS += $(ALL_CCFLAGS)
 ALL_LDFLAGS += $(addprefix -Xlinker ,$(LDFLAGS))
diff --git a/Samples/4_CUDA_Libraries/watershedSegmentationNPP/Makefile b/Samples/4_CUDA_Libraries/watershedSegmentationNPP/Makefile
index e95a2013..57b0890f 100644
--- a/Samples/4_CUDA_Libraries/watershedSegmentationNPP/Makefile
+++ b/Samples/4_CUDA_Libraries/watershedSegmentationNPP/Makefile
@@ -272,6 +272,12 @@ ifeq ($(TARGET_OS),darwin)
   SAMPLE_ENABLED := 0
 endif
 
+# This sample is not supported on QNX
+ifeq ($(TARGET_OS),qnx)
+  $(info >>> WARNING - watershedSegmentationNPP is not supported on QNX - waiving sample <<<)
+  SAMPLE_ENABLED := 0
+endif
+
 ALL_LDFLAGS :=
 ALL_LDFLAGS += $(ALL_CCFLAGS)
 ALL_LDFLAGS += $(addprefix -Xlinker ,$(LDFLAGS))