diff --git a/include/tiny-cuda-nn/encodings/empty.h b/include/tiny-cuda-nn/encodings/empty.h
index a2b21494..72fe5894 100644
--- a/include/tiny-cuda-nn/encodings/empty.h
+++ b/include/tiny-cuda-nn/encodings/empty.h
@@ -99,7 +99,7 @@ class EmptyEncoding : public Encoding<T> {
 		bool use_inference_params = false,
 		GradientMode param_gradients_mode = GradientMode::Overwrite
 	) override {
-		if (!dL_dinput || padded_output_width() == 0) {
+		if (!dL_dinput) {
 			return;
 		}
 
diff --git a/include/tiny-cuda-nn/encodings/frequency.h b/include/tiny-cuda-nn/encodings/frequency.h
index 419e4813..90e04db1 100644
--- a/include/tiny-cuda-nn/encodings/frequency.h
+++ b/include/tiny-cuda-nn/encodings/frequency.h
@@ -150,7 +150,7 @@ class FrequencyEncoding : public Encoding<T> {
 		bool use_inference_params = false,
 		GradientMode param_gradients_mode = GradientMode::Overwrite
 	) override {
-		if (!dL_dinput || padded_output_width() == 0) {
+		if (!dL_dinput) {
 			return;
 		}
 
diff --git a/include/tiny-cuda-nn/encodings/grid.h b/include/tiny-cuda-nn/encodings/grid.h
index 89fbd5db..cff67359 100644
--- a/include/tiny-cuda-nn/encodings/grid.h
+++ b/include/tiny-cuda-nn/encodings/grid.h
@@ -817,7 +817,7 @@ class GridEncodingTemplated : public GridEncoding<T> {
 		GradientMode param_gradients_mode = GradientMode::Overwrite
 	) override {
 		const uint32_t num_elements = input.n();
-		if ((!dL_dinput && param_gradients_mode == GradientMode::Ignore) || padded_output_width() == 0 || num_elements == 0) {
+		if ((!dL_dinput && param_gradients_mode == GradientMode::Ignore) || num_elements == 0) {
 			return;
 		}
 
diff --git a/include/tiny-cuda-nn/encodings/identity.h b/include/tiny-cuda-nn/encodings/identity.h
index f12c83aa..7518775d 100644
--- a/include/tiny-cuda-nn/encodings/identity.h
+++ b/include/tiny-cuda-nn/encodings/identity.h
@@ -126,7 +126,7 @@ class IdentityEncoding : public Encoding<T> {
 		bool use_inference_params = false,
 		GradientMode param_gradients_mode = GradientMode::Overwrite
 	) override {
-		if (!dL_dinput || padded_output_width() == 0) {
+		if (!dL_dinput) {
 			return;
 		}
 
diff --git a/include/tiny-cuda-nn/encodings/oneblob.h b/include/tiny-cuda-nn/encodings/oneblob.h
index 3b461ea0..83127d7a 100644
--- a/include/tiny-cuda-nn/encodings/oneblob.h
+++ b/include/tiny-cuda-nn/encodings/oneblob.h
@@ -240,7 +240,7 @@ class OneBlobEncoding : public Encoding<T> {
 		bool use_inference_params = false,
 		GradientMode param_gradients_mode = GradientMode::Overwrite
 	) override {
-		if (!dL_dinput || padded_output_width() == 0) {
+		if (!dL_dinput) {
 			return;
 		}
 
diff --git a/include/tiny-cuda-nn/encodings/spherical_harmonics.h b/include/tiny-cuda-nn/encodings/spherical_harmonics.h
index 66aca859..9350d5d2 100644
--- a/include/tiny-cuda-nn/encodings/spherical_harmonics.h
+++ b/include/tiny-cuda-nn/encodings/spherical_harmonics.h
@@ -151,7 +151,7 @@ class SphericalHarmonicsEncoding : public Encoding<T> {
 		bool use_inference_params = false,
 		GradientMode param_gradients_mode = GradientMode::Overwrite
 	) override {
-		if (!dL_dinput || padded_output_width() == 0) {
+		if (!dL_dinput) {
 			return;
 		}
 
diff --git a/include/tiny-cuda-nn/encodings/triangle_wave.h b/include/tiny-cuda-nn/encodings/triangle_wave.h
index 7c3acb43..56c4ee4b 100644
--- a/include/tiny-cuda-nn/encodings/triangle_wave.h
+++ b/include/tiny-cuda-nn/encodings/triangle_wave.h
@@ -155,7 +155,7 @@ class TriangleWaveEncoding : public Encoding<T> {
 		bool use_inference_params = false,
 		GradientMode param_gradients_mode = GradientMode::Overwrite
 	) override {
-		if (!dL_dinput || padded_output_width() == 0) {
+		if (!dL_dinput) {
 			return;
 		}