diff --git a/bundles/org.eclipse.swt.cocoa.macosx.x86_64/build.sha1 b/bundles/org.eclipse.swt.cocoa.macosx.x86_64/build.sha1
deleted file mode 100644
index bfafd77ad4..0000000000
--- a/bundles/org.eclipse.swt.cocoa.macosx.x86_64/build.sha1
+++ /dev/null
@@ -1 +0,0 @@
-SHA1=6e515d8617109da39977b562c5890f748028b7e9
\ No newline at end of file
diff --git a/bundles/org.eclipse.swt.gtk.linux.ppc64le/build.sha1 b/bundles/org.eclipse.swt.gtk.linux.ppc64le/build.sha1
deleted file mode 100644
index bfafd77ad4..0000000000
--- a/bundles/org.eclipse.swt.gtk.linux.ppc64le/build.sha1
+++ /dev/null
@@ -1 +0,0 @@
-SHA1=6e515d8617109da39977b562c5890f748028b7e9
\ No newline at end of file
diff --git a/bundles/org.eclipse.swt.gtk.linux.x86_64/build.sha1 b/bundles/org.eclipse.swt.gtk.linux.x86_64/build.sha1
deleted file mode 100644
index bfafd77ad4..0000000000
--- a/bundles/org.eclipse.swt.gtk.linux.x86_64/build.sha1
+++ /dev/null
@@ -1 +0,0 @@
-SHA1=6e515d8617109da39977b562c5890f748028b7e9
\ No newline at end of file
diff --git a/bundles/org.eclipse.swt.win32.win32.x86_64/build.sha1 b/bundles/org.eclipse.swt.win32.win32.x86_64/build.sha1
deleted file mode 100644
index bfafd77ad4..0000000000
--- a/bundles/org.eclipse.swt.win32.win32.x86_64/build.sha1
+++ /dev/null
@@ -1 +0,0 @@
-SHA1=6e515d8617109da39977b562c5890f748028b7e9
\ No newline at end of file