diff --git a/Subprocess.xcodeproj/project.pbxproj b/Subprocess.xcodeproj/project.pbxproj
index 9c03b88..ec96f0b 100644
--- a/Subprocess.xcodeproj/project.pbxproj
+++ b/Subprocess.xcodeproj/project.pbxproj
@@ -308,7 +308,7 @@
 			isa = PBXProject;
 			attributes = {
 				LastSwiftUpdateCheck = 1130;
-				LastUpgradeCheck = 1130;
+				LastUpgradeCheck = 1220;
 				ORGANIZATIONNAME = Jamf;
 				TargetAttributes = {
 					6EDDC6372410369400E171C6 = {
@@ -498,6 +498,7 @@
 				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
 				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
 				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
 				CLANG_WARN_STRICT_PROTOTYPES = YES;
 				CLANG_WARN_SUSPICIOUS_MOVE = YES;
@@ -561,6 +562,7 @@
 				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
 				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
 				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
 				CLANG_WARN_STRICT_PROTOTYPES = YES;
 				CLANG_WARN_SUSPICIOUS_MOVE = YES;
diff --git a/Subprocess.xcodeproj/xcshareddata/xcschemes/Subprocess.xcscheme b/Subprocess.xcodeproj/xcshareddata/xcschemes/Subprocess.xcscheme
index e1edfca..23c9ece 100644
--- a/Subprocess.xcodeproj/xcshareddata/xcschemes/Subprocess.xcscheme
+++ b/Subprocess.xcodeproj/xcshareddata/xcschemes/Subprocess.xcscheme
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1130"
+   LastUpgradeVersion = "1220"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
diff --git a/Subprocess.xcodeproj/xcshareddata/xcschemes/SubprocessMocks.xcscheme b/Subprocess.xcodeproj/xcshareddata/xcschemes/SubprocessMocks.xcscheme
index bf19843..4c88acf 100644
--- a/Subprocess.xcodeproj/xcshareddata/xcschemes/SubprocessMocks.xcscheme
+++ b/Subprocess.xcodeproj/xcshareddata/xcschemes/SubprocessMocks.xcscheme
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1130"
+   LastUpgradeVersion = "1220"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"