diff --git a/ca-certificates-mozilla.spec b/ca-certificates-mozilla.spec
index 7420f63..b29cb8c 100644
--- a/ca-certificates-mozilla.spec
+++ b/ca-certificates-mozilla.spec
@@ -44,7 +44,6 @@ Source:         certdata.txt
 Source1:        extractcerts.pl
 Source2:        %{name}.COPYING
 Source3:        compareoldnew
-Patch0:         certdata.diff
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 BuildArch:      noarch
 # for update-ca-certificates
@@ -63,7 +62,6 @@ from MozillaFirefox
 %prep
 %setup -qcT
 /bin/cp %{SOURCE0} .
-%patch0 -p1
 install -m 644 %{S:1} COPYING
 
 %build
diff --git a/certdata.diff b/certdata.diff
deleted file mode 100644
index 1c80cca..0000000
--- a/certdata.diff
+++ /dev/null
@@ -1,13 +0,0 @@
-Index: ca-certificates-mozilla/certdata.txt
-===================================================================
---- ca-certificates-mozilla.orig/certdata.txt
-+++ ca-certificates-mozilla/certdata.txt
-@@ -4646,7 +4646,7 @@ CKA_ISSUER MULTILINE_OCTAL
- \144\040\103\101\040\122\157\157\164
- END
- CKA_SERIAL_NUMBER MULTILINE_OCTAL
--\002\001\001
-+\001
- END
- CKA_TRUST_SERVER_AUTH CK_TRUST CKT_NETSCAPE_TRUSTED_DELEGATOR
- CKA_TRUST_EMAIL_PROTECTION CK_TRUST CKT_NETSCAPE_TRUSTED_DELEGATOR