diff --git a/misc/cgo/testshared/shared_test.go b/misc/cgo/testshared/shared_test.go
index 7b8cc66c3a3..b78083bc806 100644
--- a/misc/cgo/testshared/shared_test.go
+++ b/misc/cgo/testshared/shared_test.go
@@ -462,7 +462,9 @@ func TestTrivialExecutable(t *testing.T) {
 	run(t, "trivial executable", "../../bin/trivial")
 	AssertIsLinkedTo(t, "../../bin/trivial", soname)
 	AssertHasRPath(t, "../../bin/trivial", gorootInstallDir)
-	checkSize(t, "../../bin/trivial", 100000) // it is 19K on linux/amd64, 100K should be enough
+	// It is 19K on linux/amd64, with separate-code in binutils ld and 64k being most common alignment
+	// 4*64k should be enough, but this might need revision eventually.
+	checkSize(t, "../../bin/trivial", 256000)
 }
 
 // Build a trivial program in PIE mode that links against the shared runtime and check it runs.
@@ -471,7 +473,9 @@ func TestTrivialExecutablePIE(t *testing.T) {
 	run(t, "trivial executable", "./trivial.pie")
 	AssertIsLinkedTo(t, "./trivial.pie", soname)
 	AssertHasRPath(t, "./trivial.pie", gorootInstallDir)
-	checkSize(t, "./trivial.pie", 100000) // it is 19K on linux/amd64, 100K should be enough
+	// It is 19K on linux/amd64, with separate-code in binutils ld and 64k being most common alignment
+	// 4*64k should be enough, but this might need revision eventually.
+	checkSize(t, "./trivial.pie", 256000)
 }
 
 // Check that the file size does not exceed a limit.