diff --git a/.travis.yml b/.travis.yml
index 7ea948e0..8a4cf5e5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -66,7 +66,6 @@ script:
   # build emulator
   - cd ../../../emulator
   - make -j 8
-  - make -j 8 debug
   # build riscv-gcc
   - cd ../riscv-tools/riscv-gnu-toolchain
   - ./configure --prefix=$RISCV