diff --git a/dd_rescue.changes b/dd_rescue.changes
index 8068244..56a9a06 100644
--- a/dd_rescue.changes
+++ b/dd_rescue.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Wed Feb  8 16:00:38 UTC 2023 - Martin Liška <mliska@suse.cz>
+
+- Disable strict aliasing due to its violation:
+  https://sourceforge.net/p/ddrescue/tickets/6/
+
 -------------------------------------------------------------------
 Tue Dec 27 10:31:33 UTC 2022 - Ludwig Nussel <lnussel@suse.com>
 
diff --git a/dd_rescue.spec b/dd_rescue.spec
index cc4b8e9..b51ba7f 100644
--- a/dd_rescue.spec
+++ b/dd_rescue.spec
@@ -127,7 +127,9 @@ autoconf
 # avoid running dependency generation step
 touch .dep
 
-OPT_FLAGS="%{optflags}"
+# GCC 13 newly detects a violation of the strict aliasing rule:
+# https://sourceforge.net/p/ddrescue/tickets/6/
+OPT_FLAGS="%{optflags} -fno-strict-aliasing"
 %make_build RPM_OPT_FLAGS="$OPT_FLAGS" LIBDIR=%{_libdir} LIB=%{_lib}
 
 %install
@@ -140,7 +142,7 @@ ln -sf %{_bindir}/dd_rescue %{buildroot}/bin
 %endif
 
 %check
-%make_build RPM_OPT_FLAGS="%{optflags} -fcommon" check
+%make_build RPM_OPT_FLAGS="%{optflags} -fcommon -fno-strict-aliasing" check
 
 %files
 %doc README.dd_rescue TODO