diff --git a/bundles/org.eclipse.swt.cocoa.macosx.aarch64/build.properties b/bundles/org.eclipse.swt.cocoa.macosx.aarch64/build.properties
index aae6ac614b..3b26aa7b3f 100644
--- a/bundles/org.eclipse.swt.cocoa.macosx.aarch64/build.properties
+++ b/bundles/org.eclipse.swt.cocoa.macosx.aarch64/build.properties
@@ -14,4 +14,3 @@ bin.includes = .,*.jnilib,about_files/,about.html,fragment.properties
 bin.excludes = library/
 source.. = src/
 src.includes = about.html,about_files/
-src.excludes = external.xpt
diff --git a/bundles/org.eclipse.swt.cocoa.macosx.x86_64/build.properties b/bundles/org.eclipse.swt.cocoa.macosx.x86_64/build.properties
index aae6ac614b..3b26aa7b3f 100644
--- a/bundles/org.eclipse.swt.cocoa.macosx.x86_64/build.properties
+++ b/bundles/org.eclipse.swt.cocoa.macosx.x86_64/build.properties
@@ -14,4 +14,3 @@ bin.includes = .,*.jnilib,about_files/,about.html,fragment.properties
 bin.excludes = library/
 source.. = src/
 src.includes = about.html,about_files/
-src.excludes = external.xpt
diff --git a/bundles/org.eclipse.swt.gtk.linux.aarch64/build.properties b/bundles/org.eclipse.swt.gtk.linux.aarch64/build.properties
index 40dd72f172..a53575507c 100644
--- a/bundles/org.eclipse.swt.gtk.linux.aarch64/build.properties
+++ b/bundles/org.eclipse.swt.gtk.linux.aarch64/build.properties
@@ -13,4 +13,3 @@ bin.includes = .,*.so,about_files/,about.html,fragment.properties
 bin.excludes = library/
 source.. = src/
 src.includes = about.html,about_files/
-src.excludes = external.xpt
diff --git a/bundles/org.eclipse.swt.gtk.linux.loongarch64/build.properties b/bundles/org.eclipse.swt.gtk.linux.loongarch64/build.properties
index a1e281e739..b93ee5cb97 100644
--- a/bundles/org.eclipse.swt.gtk.linux.loongarch64/build.properties
+++ b/bundles/org.eclipse.swt.gtk.linux.loongarch64/build.properties
@@ -13,4 +13,3 @@ bin.includes = .,*.so,about_files/,about.html,fragment.properties
 bin.excludes = library/
 source.. = src/
 src.includes = about.html,about_files/
-src.excludes = external.xpt
diff --git a/bundles/org.eclipse.swt.gtk.linux.ppc64le/build.properties b/bundles/org.eclipse.swt.gtk.linux.ppc64le/build.properties
index c985721e5f..c95ff76da1 100644
--- a/bundles/org.eclipse.swt.gtk.linux.ppc64le/build.properties
+++ b/bundles/org.eclipse.swt.gtk.linux.ppc64le/build.properties
@@ -13,4 +13,3 @@ bin.includes = .,*.so,about_files/,about.html,fragment.properties
 bin.excludes = library/
 source.. = src/
 src.includes = about.html,about_files/
-src.excludes = external.xpt
diff --git a/bundles/org.eclipse.swt.gtk.linux.x86_64/build.properties b/bundles/org.eclipse.swt.gtk.linux.x86_64/build.properties
index e19693e2e3..6f99aecc20 100644
--- a/bundles/org.eclipse.swt.gtk.linux.x86_64/build.properties
+++ b/bundles/org.eclipse.swt.gtk.linux.x86_64/build.properties
@@ -14,4 +14,3 @@ bin.includes = .,*.so,about_files/,about.html,fragment.properties
 bin.excludes = library/
 source.. = src/
 src.includes = about.html,about_files/
-src.excludes = external.xpt
diff --git a/bundles/org.eclipse.swt.win32.win32.x86_64/build.properties b/bundles/org.eclipse.swt.win32.win32.x86_64/build.properties
index 1a3888cb5d..a16a971141 100644
--- a/bundles/org.eclipse.swt.win32.win32.x86_64/build.properties
+++ b/bundles/org.eclipse.swt.win32.win32.x86_64/build.properties
@@ -14,4 +14,3 @@ bin.includes = .,*.dll,about_files/,about.html,fragment.properties
 bin.excludes = library/
 source.. = src/
 src.includes = about.html,about_files/
-src.excludes = external.xpt