diff --git a/c/src/lib/libbsp/i960/rxgen960/timer/timerisr.s b/c/src/lib/libbsp/i960/rxgen960/timer/timerisr.S
similarity index 100%
rename from c/src/lib/libbsp/i960/rxgen960/timer/timerisr.s
rename to c/src/lib/libbsp/i960/rxgen960/timer/timerisr.S