diff --git a/NeedleFoundation.xcodeproj/project.pbxproj b/NeedleFoundation.xcodeproj/project.pbxproj
index 11b46afc..f3e91f82 100644
--- a/NeedleFoundation.xcodeproj/project.pbxproj
+++ b/NeedleFoundation.xcodeproj/project.pbxproj
@@ -461,6 +461,7 @@
 					"DEBUG=1",
 					"$(inherited)",
 				);
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				MACOSX_DEPLOYMENT_TARGET = 10.10;
 				ONLY_ACTIVE_ARCH = YES;
 				OTHER_SWIFT_FLAGS = "-DXcode";
@@ -469,7 +470,9 @@
 				SUPPORTED_PLATFORMS = "macosx iphoneos iphonesimulator appletvos appletvsimulator watchos watchsimulator";
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = "SWIFT_PACKAGE DEBUG";
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
+				TVOS_DEPLOYMENT_TARGET = 9.0;
 				USE_HEADERMAP = NO;
+				WATCHOS_DEPLOYMENT_TARGET = 2.0;
 			};
 			name = Debug;
 		};
@@ -506,6 +509,7 @@
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
 				GCC_OPTIMIZATION_LEVEL = s;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				MACOSX_DEPLOYMENT_TARGET = 10.10;
 				OTHER_SWIFT_FLAGS = "-DXcode";
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -513,7 +517,9 @@
 				SUPPORTED_PLATFORMS = "macosx iphoneos iphonesimulator appletvos appletvsimulator watchos watchsimulator";
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = SWIFT_PACKAGE;
 				SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
+				TVOS_DEPLOYMENT_TARGET = 9.0;
 				USE_HEADERMAP = NO;
+				WATCHOS_DEPLOYMENT_TARGET = 2.0;
 			};
 			name = Release;
 		};