diff --git a/common/waifu2x.h b/common/waifu2x.h
index db1b060..023b00c 100644
--- a/common/waifu2x.h
+++ b/common/waifu2x.h
@@ -9,7 +9,7 @@
 #include <boost/filesystem.hpp>
 #include <opencv2/opencv.hpp>
 
-#define CUDNN_DLL_NAME "cudnn64_70.dll"
+#define CUDNN_DLL_NAME "cudnn64_4.dll"
 
 
 namespace caffe
diff --git a/waifu2x-caffe-gui/waifu2x-caffe-gui.vcxproj b/waifu2x-caffe-gui/waifu2x-caffe-gui.vcxproj
index d8b944e..1ff68f6 100644
--- a/waifu2x-caffe-gui/waifu2x-caffe-gui.vcxproj
+++ b/waifu2x-caffe-gui/waifu2x-caffe-gui.vcxproj
@@ -64,7 +64,7 @@
     <Link>
       <SubSystem>Windows</SubSystem>
       <GenerateDebugInformation>true</GenerateDebugInformation>
-      <DelayLoadDLLs>cudnn64_70.dll;%(DelayLoadDLLs)</DelayLoadDLLs>
+      <DelayLoadDLLs>cudnn64_4.dll;%(DelayLoadDLLs)</DelayLoadDLLs>
       <AdditionalDependencies>Shlwapi.lib;%(AdditionalDependencies)</AdditionalDependencies>
     </Link>
     <Manifest>
@@ -87,7 +87,7 @@
       <GenerateDebugInformation>true</GenerateDebugInformation>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
       <OptimizeReferences>true</OptimizeReferences>
-      <DelayLoadDLLs>cudnn64_70.dll;%(DelayLoadDLLs)</DelayLoadDLLs>
+      <DelayLoadDLLs>cudnn64_4.dll;%(DelayLoadDLLs)</DelayLoadDLLs>
       <AdditionalDependencies>Shlwapi.lib;%(AdditionalDependencies)</AdditionalDependencies>
     </Link>
     <Manifest>
diff --git a/waifu2x-caffe/waifu2x-caffe.vcxproj b/waifu2x-caffe/waifu2x-caffe.vcxproj
index 6d9f29e..4ebd8a3 100644
--- a/waifu2x-caffe/waifu2x-caffe.vcxproj
+++ b/waifu2x-caffe/waifu2x-caffe.vcxproj
@@ -64,7 +64,7 @@
     <Link>
       <SubSystem>Console</SubSystem>
       <GenerateDebugInformation>true</GenerateDebugInformation>
-      <DelayLoadDLLs>cudnn64_70.dll;%(DelayLoadDLLs)</DelayLoadDLLs>
+      <DelayLoadDLLs>cudnn64_4.dll;%(DelayLoadDLLs)</DelayLoadDLLs>
       <AdditionalDependencies>Shlwapi.lib;%(AdditionalDependencies)</AdditionalDependencies>
     </Link>
   </ItemDefinitionGroup>
@@ -84,7 +84,7 @@
       <GenerateDebugInformation>true</GenerateDebugInformation>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
       <OptimizeReferences>true</OptimizeReferences>
-      <DelayLoadDLLs>cudnn64_70.dll;%(DelayLoadDLLs)</DelayLoadDLLs>
+      <DelayLoadDLLs>cudnn64_4.dll;%(DelayLoadDLLs)</DelayLoadDLLs>
       <AdditionalDependencies>Shlwapi.lib;%(AdditionalDependencies)</AdditionalDependencies>
     </Link>
   </ItemDefinitionGroup>