diff --git a/Examples/SDWebImage Demo.xcodeproj/xcshareddata/xcschemes/SDWebImage OSX Demo.xcscheme b/Examples/SDWebImage Demo.xcodeproj/xcshareddata/xcschemes/SDWebImage OSX Demo.xcscheme
index 50483312..731d6d6b 100644
--- a/Examples/SDWebImage Demo.xcodeproj/xcshareddata/xcschemes/SDWebImage OSX Demo.xcscheme	
+++ b/Examples/SDWebImage Demo.xcodeproj/xcshareddata/xcschemes/SDWebImage OSX Demo.xcscheme	
@@ -61,6 +61,13 @@
             ReferencedContainer = "container:SDWebImage Demo.xcodeproj">
          </BuildableReference>
       </BuildableProductRunnable>
+      <EnvironmentVariables>
+         <EnvironmentVariable
+            key = "OS_ACTIVITY_MODE"
+            value = "disable"
+            isEnabled = "YES">
+         </EnvironmentVariable>
+      </EnvironmentVariables>
       <AdditionalOptions>
       </AdditionalOptions>
    </LaunchAction>
diff --git a/Examples/SDWebImage Demo.xcodeproj/xcshareddata/xcschemes/SDWebImage TV Demo.xcscheme b/Examples/SDWebImage Demo.xcodeproj/xcshareddata/xcschemes/SDWebImage TV Demo.xcscheme
index 006de1c5..f1f2c53a 100644
--- a/Examples/SDWebImage Demo.xcodeproj/xcshareddata/xcschemes/SDWebImage TV Demo.xcscheme	
+++ b/Examples/SDWebImage Demo.xcodeproj/xcshareddata/xcschemes/SDWebImage TV Demo.xcscheme	
@@ -61,6 +61,13 @@
             ReferencedContainer = "container:SDWebImage Demo.xcodeproj">
          </BuildableReference>
       </BuildableProductRunnable>
+      <EnvironmentVariables>
+         <EnvironmentVariable
+            key = "OS_ACTIVITY_MODE"
+            value = "disable"
+            isEnabled = "YES">
+         </EnvironmentVariable>
+      </EnvironmentVariables>
       <AdditionalOptions>
       </AdditionalOptions>
    </LaunchAction>
diff --git a/Examples/SDWebImage Demo.xcodeproj/xcshareddata/xcschemes/SDWebImage Watch Demo.xcscheme b/Examples/SDWebImage Demo.xcodeproj/xcshareddata/xcschemes/SDWebImage Watch Demo.xcscheme
index dbd791e2..3c338b0b 100644
--- a/Examples/SDWebImage Demo.xcodeproj/xcshareddata/xcschemes/SDWebImage Watch Demo.xcscheme	
+++ b/Examples/SDWebImage Demo.xcodeproj/xcshareddata/xcschemes/SDWebImage Watch Demo.xcscheme	
@@ -101,6 +101,13 @@
             ReferencedContainer = "container:SDWebImage Demo.xcodeproj">
          </BuildableReference>
       </MacroExpansion>
+      <EnvironmentVariables>
+         <EnvironmentVariable
+            key = "OS_ACTIVITY_MODE"
+            value = "disable"
+            isEnabled = "YES">
+         </EnvironmentVariable>
+      </EnvironmentVariables>
       <AdditionalOptions>
       </AdditionalOptions>
    </LaunchAction>
diff --git a/SDWebImage.xcworkspace/xcshareddata/xcschemes/SDWebImage iOS Demo.xcscheme b/SDWebImage.xcworkspace/xcshareddata/xcschemes/SDWebImage iOS Demo.xcscheme
index 78aac33e..0ff9ab43 100644
--- a/SDWebImage.xcworkspace/xcshareddata/xcschemes/SDWebImage iOS Demo.xcscheme	
+++ b/SDWebImage.xcworkspace/xcshareddata/xcschemes/SDWebImage iOS Demo.xcscheme	
@@ -61,6 +61,13 @@
             ReferencedContainer = "container:Examples/SDWebImage Demo.xcodeproj">
          </BuildableReference>
       </BuildableProductRunnable>
+      <EnvironmentVariables>
+         <EnvironmentVariable
+            key = "OS_ACTIVITY_MODE"
+            value = "disable"
+            isEnabled = "YES">
+         </EnvironmentVariable>
+      </EnvironmentVariables>
       <AdditionalOptions>
       </AdditionalOptions>
    </LaunchAction>
diff --git a/Tests/SDWebImage Tests.xcodeproj/xcshareddata/xcschemes/Tests.xcscheme b/Tests/SDWebImage Tests.xcodeproj/xcshareddata/xcschemes/Tests.xcscheme
index c9627064..24b43361 100644
--- a/Tests/SDWebImage Tests.xcodeproj/xcshareddata/xcschemes/Tests.xcscheme	
+++ b/Tests/SDWebImage Tests.xcodeproj/xcshareddata/xcschemes/Tests.xcscheme	
@@ -62,6 +62,13 @@
             ReferencedContainer = "container:SDWebImage Tests.xcodeproj">
          </BuildableReference>
       </MacroExpansion>
+      <EnvironmentVariables>
+         <EnvironmentVariable
+            key = "OS_ACTIVITY_MODE"
+            value = "disable"
+            isEnabled = "YES">
+         </EnvironmentVariable>
+      </EnvironmentVariables>
       <AdditionalOptions>
       </AdditionalOptions>
    </LaunchAction>