diff --git a/gcc.spec.in b/gcc.spec.in
index b8370cc..ad1511c 100644
--- a/gcc.spec.in
+++ b/gcc.spec.in
@@ -114,7 +114,7 @@
 %define build_jit 0
 %endif
 
-%if 0%{suse_version} >= 1599 || 0%{sle_version} >= 150300
+%if 0%{suse_version} >= 1599 || 0%{?sle_version:%sle_version} >= 150300
 # FIXME: more once glibc 2.37 is released
 %define glibc_version %(rpm -q glibc --qf '%%{VERSION}')
 %define floatn_fixed_glibc %(case " %{glibc_version} " in (*9000*) echo 1;; (*) echo 0;; esac)
diff --git a/gcc13-testresults.spec b/gcc13-testresults.spec
index cf60a19..2f60b23 100644
--- a/gcc13-testresults.spec
+++ b/gcc13-testresults.spec
@@ -134,7 +134,7 @@
 %define build_jit 0
 %endif
 
-%if 0%{suse_version} >= 1599 || 0%{sle_version} >= 150300
+%if 0%{suse_version} >= 1599 || 0%{?sle_version:%sle_version} >= 150300
 # FIXME: more once glibc 2.37 is released
 %define glibc_version %(rpm -q glibc --qf '%%{VERSION}')
 %define floatn_fixed_glibc %(case " %{glibc_version} " in (*9000*) echo 1;; (*) echo 0;; esac)
diff --git a/gcc13.spec b/gcc13.spec
index e993dd9..1f02541 100644
--- a/gcc13.spec
+++ b/gcc13.spec
@@ -113,7 +113,7 @@
 %define build_jit 0
 %endif
 
-%if 0%{suse_version} >= 1599 || 0%{sle_version} >= 150300
+%if 0%{suse_version} >= 1599 || 0%{?sle_version:%sle_version} >= 150300
 # FIXME: more once glibc 2.37 is released
 %define glibc_version %(rpm -q glibc --qf '%%{VERSION}')
 %define floatn_fixed_glibc %(case " %{glibc_version} " in (*9000*) echo 1;; (*) echo 0;; esac)