diff --git a/check-0.15.0-attribute-format.patch b/check-0.15.0-attribute-format.patch
deleted file mode 100644
index 4fa50c9..0000000
--- a/check-0.15.0-attribute-format.patch
+++ /dev/null
@@ -1,90 +0,0 @@
-diff --git a/src/check.c b/src/check.c
-index f74b384..89df345 100644
---- a/src/check.c
-+++ b/src/check.c
-@@ -362,25 +362,24 @@ void _mark_point(const char *file, int line)
-     send_loc_info(file, line);
- }
- 
--void _ck_assert_failed(const char *file, int line, const char *expr, ...)
-+void _ck_assert_failed(const char *file, int line, const char *expr,
-+                       const char *msg, ...)
- {
--    const char *msg;
--    va_list ap;
-     char buf[BUFSIZ];
-     const char *to_send;
- 
-     send_loc_info(file, line);
- 
--    va_start(ap, expr);
--    msg = (const char *)va_arg(ap, char *);
--
-     /*
-      * If a message was passed, format it with vsnprintf.
-      * Otherwise, print the expression as is.
-      */
-     if(msg != NULL)
-     {
-+        va_list ap;
-+        va_start(ap, msg);
-         vsnprintf(buf, BUFSIZ, msg, ap);
-+        va_end(ap);
-         to_send = buf;
-     }
-     else
-@@ -388,7 +387,6 @@ void _ck_assert_failed(const char *file, int line, const char *expr, ...)
-         to_send = expr;
-     }
- 
--    va_end(ap);
-     send_failure_info(to_send);
-     if(cur_fork_status() == CK_FORK)
-     {
-diff --git a/src/check.h.in b/src/check.h.in
-index fdbc8b0..9baddc9 100644
---- a/src/check.h.in
-+++ b/src/check.h.in
-@@ -480,7 +480,7 @@ static void __testname ## _fn (int _i CK_ATTRIBUTE_UNUSED)
-  */
- #define fail_if(expr, ...)\
-   (expr) ? \
--     _ck_assert_failed(__FILE__, __LINE__, "Failure '"#expr"' occurred" , ## __VA_ARGS__, NULL) \
-+     _ck_assert_failed(__FILE__, __LINE__, "Failure '"#expr"' occurred" , ## __VA_ARGS__) \
-      : _mark_point(__FILE__, __LINE__)
- 
- /*
-@@ -500,11 +500,12 @@ static void __testname ## _fn (int _i CK_ATTRIBUTE_UNUSED)
-  */
- #if @HAVE_FORK@
- CK_DLL_EXP void CK_EXPORT _ck_assert_failed(const char *file, int line,
--                                            const char *expr,
--                                            ...) CK_ATTRIBUTE_NORETURN CK_ATTRIBUTE_FORMAT(gnu_printf, 3, 4);
-+                                            const char *expr, const char *msg,
-+                                            ...) CK_ATTRIBUTE_NORETURN CK_ATTRIBUTE_FORMAT(gnu_printf, 4, 5);
- #else
- CK_DLL_EXP void CK_EXPORT _ck_assert_failed(const char *file, int line,
--                                            const char *expr, ...) CK_ATTRIBUTE_FORMAT(gnu_printf, 3, 4);
-+                                            const char *expr, const char *msg,
-+                                            ...) CK_ATTRIBUTE_FORMAT(gnu_printf, 4, 5);
- #endif
- 
- /**
-@@ -534,7 +535,7 @@ CK_DLL_EXP void CK_EXPORT _ck_assert_failed(const char *file, int line,
- #define ck_assert_msg(expr, ...) \
-   (expr) ? \
-      _mark_point(__FILE__, __LINE__) : \
--     _ck_assert_failed(__FILE__, __LINE__, "Assertion '"#expr"' failed" , ## __VA_ARGS__, NULL)
-+     _ck_assert_failed(__FILE__, __LINE__, "Assertion '"#expr"' failed" , ## __VA_ARGS__)
- 
- /**
-  * Unconditionally fail the test
-@@ -553,7 +554,7 @@ CK_DLL_EXP void CK_EXPORT _ck_assert_failed(const char *file, int line,
-  *
-  * @since 0.9.6
-  */
--#define ck_abort_msg(...) _ck_assert_failed(__FILE__, __LINE__, "Failed" , ## __VA_ARGS__, NULL)
-+#define ck_abort_msg(...) _ck_assert_failed(__FILE__, __LINE__, "Failed" , ## __VA_ARGS__)
- 
- /* Signed and unsigned integer comparison macros with improved output compared to ck_assert(). */
- /* OP may be any comparison operator. */
diff --git a/check.spec b/check.spec
index d09c7f0..a86284c 100644
--- a/check.spec
+++ b/check.spec
@@ -1,6 +1,6 @@
 Name:           check
 Version:        0.15.0
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        A unit test framework for C
 Source0:        https://github.com/libcheck/%{name}/archive/%{version}/%{name}-%{version}.tar.gz
 License:        LGPLv2+
@@ -12,9 +12,6 @@ Patch1:         %{name}-0.11.0-fp.patch
 # Fix format specifiers that do not match their arguments
 # See https://github.com/libcheck/check/pull/271
 Patch2:         %{name}-0.15.0-formatspec.patch
-# Make CK_ATTRIBUTE_FORMAT refer to the right arguments
-# See https://github.com/libcheck/check/pull/272
-Patch3:         %{name}-0.15.0-attribute-format.patch
 
 BuildRequires:  cmake
 BuildRequires:  gcc
@@ -165,6 +162,9 @@ cd -
 %{_mandir}/man1/checkmk.1*
 
 %changelog
+* Tue Jun 23 2020 Jerry James <loganjerry@gmail.com> - 0.15.0-2
+- Drop -attribute-format patch, causes other issues (bz 1850198)
+
 * Mon Jun 22 2020 Jerry James <loganjerry@gmail.com> - 0.15.0-1
 - Version 0.15.0
 - Add -formatspec and -attribute-format patches