diff --git a/.travis.yml b/.travis.yml
index 4102f05fe..09f380831 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -40,35 +40,6 @@ matrix:
       env:
         - MATRIX_EVAL="CONFIG=gcc && CC=gcc-4.8 && CXX=g++-4.8"
 
-    # Latest gcc-6 on Travis Linux
-    - os: linux
-      addons:
-        apt:
-          sources:
-            - ubuntu-toolchain-r-test
-          packages:
-            - g++-6
-            - gperf
-            - build-essential
-            - bison
-            - flex
-            - libreadline-dev
-            - gawk
-            - tcl-dev
-            - libffi-dev
-            - git
-            - graphviz
-            - xdot
-            - pkg-config
-            - python
-            - python3
-            - libboost-system-dev
-            - libboost-python-dev
-            - libboost-filesystem-dev
-            - zlib1g-dev
-      env:
-        - MATRIX_EVAL="CONFIG=gcc && CC=gcc-6 && CXX=g++-6"
-
     # Latest gcc supported on Travis Linux
     - os: linux
       addons:
@@ -76,7 +47,7 @@ matrix:
           sources:
             - ubuntu-toolchain-r-test
           packages:
-            - g++-7
+            - g++-9
             - gperf
             - build-essential
             - bison
@@ -96,7 +67,7 @@ matrix:
             - libboost-filesystem-dev
             - zlib1g-dev
       env:
-        - MATRIX_EVAL="CONFIG=gcc && CC=gcc-7 && CXX=g++-7"
+        - MATRIX_EVAL="CONFIG=gcc && CC=gcc-9 && CXX=g++-9"
 
     # Clang which ships on Trusty Linux
     - os: linux
@@ -133,9 +104,9 @@ matrix:
       addons:
         apt:
           sources:
-            - llvm-toolchain-trusty-5.0
+            - llvm-toolchain-xenial-8
           packages:
-            - clang-5.0
+            - clang-8
             - gperf
             - build-essential
             - bison
@@ -155,7 +126,7 @@ matrix:
             - libboost-filesystem-dev
             - zlib1g-dev
       env:
-        - MATRIX_EVAL="CONFIG=clang && CC=clang-5.0 && CXX=clang++-5.0"
+        - MATRIX_EVAL="CONFIG=clang && CC=clang-8 && CXX=clang++-8"
 
 #   # Latest clang on Mac OS X
 #   - os: osx
diff --git a/.travis/setup.sh b/.travis/setup.sh
index 4af0b8ee9..02879b974 100755
--- a/.travis/setup.sh
+++ b/.travis/setup.sh
@@ -51,7 +51,7 @@ fi
 		git clone git://github.com/steveicarus/iverilog.git
 		cd iverilog
 		autoconf
-		./configure --prefix=$HOME/.local-bin
+		CC=gcc CXX=g++ ./configure --prefix=$HOME/.local-bin
 		make
 		make install
 		echo