diff --git a/.travis.yml b/.travis.yml
index 52c23d8..a827666 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -47,7 +47,7 @@ linux-s390x: &linux-s390x
     - sudo ln -s /usr/bin/make /usr/bin/gmake
   script:
     - util/mirror-tarballs > build.log 2>&1 || (cat build.log && exit 1)
-    - cd openresty-*
+    - cd "openresty-$(./util/ver)"
     - ./configure --prefix=$OPENRESTY_PREFIX --with-cc-opt="-I$PCRE_INC -I$OPENSSL_INC" --with-ld-opt="-L$PCRE_LIB -L$OPENSSL_LIB -Wl,-rpath,$PCRE_LIB:$OPENSSL_LIB" --with-pcre-jit --with-http_ssl_module --with-debug -j$JOBS > build.log 2>&1 || (cat build.log && exit 1)
     - make -j$JOBS > build.log 2>&1 || (cat build.log && exit 1)
     - sudo make install > build.log 2>&1 || (cat build.log && exit 1)
@@ -86,7 +86,7 @@ linux-ppc64le: &linux-ppc64le
     - sudo ln -s /usr/bin/make /usr/bin/gmake
   script:
     - util/mirror-tarballs > build.log 2>&1 || (cat build.log && exit 1)
-    - cd openresty-*
+    - cd "openresty-$(./util/ver)"
     - ./configure --prefix=$OPENRESTY_PREFIX --with-cc-opt="-I$PCRE_INC -I$OPENSSL_INC" --with-ld-opt="-L$PCRE_LIB -L$OPENSSL_LIB -Wl,-rpath,$PCRE_LIB:$OPENSSL_LIB" --with-pcre-jit --with-http_ssl_module --with-debug -j$JOBS > build.log 2>&1 || (cat build.log && exit 1)
     - make -j$JOBS > build.log 2>&1 || (cat build.log && exit 1)
     - sudo make install > build.log 2>&1 || (cat build.log && exit 1)
@@ -147,7 +147,7 @@ install:
 
 script:
   - util/mirror-tarballs > build.log 2>&1 || (cat build.log && exit 1)
-  - cd openresty-*
+  - cd "openresty-$(./util/ver)"
   - ./configure --prefix=$OPENRESTY_PREFIX --with-cc-opt="-I$PCRE_INC -I$OPENSSL_INC" --with-ld-opt="-L$PCRE_LIB -L$OPENSSL_LIB -Wl,-rpath,$PCRE_LIB:$OPENSSL_LIB" --with-pcre-jit --with-http_ssl_module --with-debug -j$JOBS > build.log 2>&1 || (cat build.log && exit 1)
   - make -j$JOBS > build.log 2>&1 || (cat build.log && exit 1)
   - sudo make install > build.log 2>&1 || (cat build.log && exit 1)