diff --git a/src/travis/linux-x86_64-before-install.sh b/src/travis/linux-x86_64-before-install.sh
index 4c6d8354..87f45a0f 100755
--- a/src/travis/linux-x86_64-before-install.sh
+++ b/src/travis/linux-x86_64-before-install.sh
@@ -100,11 +100,11 @@ else
     fi
     $pip install git+https://github.com/JonathonReinhart/staticx.git@master
   fi
-  $pip install pyinstaller
+  $pip install --upgrade pyinstaller
   cd $whereibelong
 fi
 
 echo "Upgrading pip packages..."
 $pip freeze > upgrades.txt
 $pip install --upgrade -r upgrades.txt
-$pip install -r src/requirements.txt
+$pip install --upgrade -r src/requirements.txt
diff --git a/src/travis/osx-x86_64-before-install.sh b/src/travis/osx-x86_64-before-install.sh
index 85414f8e..8b98e300 100755
--- a/src/travis/osx-x86_64-before-install.sh
+++ b/src/travis/osx-x86_64-before-install.sh
@@ -58,5 +58,5 @@ export PATH=/usr/local/opt/python/libexec/bin:$PATH
 $pip install --upgrade pip
 $pip freeze > upgrades.txt
 $pip install --upgrade -r upgrades.txt
-$pip install -r src/requirements.txt
-$pip install pyinstaller
+$pip install --upgrade -r src/requirements.txt
+$pip install --upgrade pyinstaller
diff --git a/src/travis/windows-x86-before-install.sh b/src/travis/windows-x86-before-install.sh
index 55436c97..22b5fe23 100755
--- a/src/travis/windows-x86-before-install.sh
+++ b/src/travis/windows-x86-before-install.sh
@@ -23,5 +23,5 @@ cd $mypath
 pip install --upgrade pip
 pip freeze > upgrades.txt
 pip install --upgrade -r upgrades.txt
-pip install -r src/requirements.txt
-pip install pyinstaller
+pip install --upgrade -r src/requirements.txt
+pip install --upgrade pyinstaller
diff --git a/src/travis/windows-x86_64-before-install.sh b/src/travis/windows-x86_64-before-install.sh
index 431376ba..690cb839 100755
--- a/src/travis/windows-x86_64-before-install.sh
+++ b/src/travis/windows-x86_64-before-install.sh
@@ -23,5 +23,5 @@ cd $mypath
 pip install --upgrade pip
 pip freeze > upgrades.txt
 pip install --upgrade -r upgrades.txt
-pip install -r src/requirements.txt
-pip install pyinstaller
+pip install --upgrade -r src/requirements.txt
+pip install --upgrade pyinstaller