diff --git a/.travis.yml b/.travis.yml
index 7c881540c..41d468dbe 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,6 +7,8 @@ matrix:
       env: COVERAGE=1
     - perl: "5.20"
       env: EUMM_BLEAD=1
+    - perl: "5.20"
+      env: TEST_INSTALLED=1 # test not from blib but after installing
     - perl: "5.10"
     - perl: "5.12"
     - perl: "5.14"
@@ -57,14 +59,15 @@ before_install:
   - cd $BUILD_DIR             # $BUILD_DIR is set by the build-dist command
 install:
   - cpan-install --deps       # installs prereqs, including recommends
-  - cpan-install --coverage   # installs converage prereqs, if enabled
+  - cpan-install --coverage   # installs coverage prereqs, if enabled
   - prove t/00-report-prereqs.t t/01-checkmanifest.t
   # SYSTEM_CORES set by travis-perl-helpers
   - if [ "$SERIAL_BUILD" == 1 ]; then make; else make -j$(( $SYSTEM_CORES * 2 )); fi
 before_script:
   - coverage-setup
 script:
-  - if [ "$SERIAL_TESTING" == 1 ]; then prove -b -v $(test-files); else prove --formatter TAP::Formatter::File -j$(test-jobs) -b -v $(test-files); fi
+  - export PROVE_FLAG=""; if [ "$TEST_INSTALLED" == 1 ]; then make install clean; else PROVE_FLAG="-b -v"; fi # clean is to ensure no blib
+  - if [ "$SERIAL_TESTING" == 1 ]; then prove $PROVE_FLAG $(test-files); else prove --formatter TAP::Formatter::File -j$(test-jobs) $PROVE_FLAG $(test-files); fi
 after_script:
   - perl -Iblib/lib -MPDL::Config -MData::Dumper -e 'print Dumper \%PDL::Config'
 after_success:
diff --git a/t/inline-comment-test.t b/t/inline-comment-test.t
index 6ceb6905a..1e5902b3d 100644
--- a/t/inline-comment-test.t
+++ b/t/inline-comment-test.t
@@ -5,9 +5,8 @@
 #  -- DCM, April 16, 2012
 
 use strict;
+use warnings;
 use Test::More;
-use blib;  # otherwise possible error on virgin systems not finding PDL::Core
-
 use PDL::LiteF;
 
 # First some Inline administivia.
diff --git a/t/inline-with.t b/t/inline-with.t
index f1efe99ba..58edc2568 100644
--- a/t/inline-with.t
+++ b/t/inline-with.t
@@ -2,9 +2,8 @@
 # Also that the XS code in PDL::API works.
 
 use strict;
+use warnings;
 use Test::More;
-use blib;  # otherwise possible error on virgin systems not finding PDL::Core
-
 use PDL::LiteF;
 
 my $inline_test_dir;
diff --git a/t/inlinepdlpp.t b/t/inlinepdlpp.t
index 4cdbd9878..386b89cee 100644
--- a/t/inlinepdlpp.t
+++ b/t/inlinepdlpp.t
@@ -1,7 +1,6 @@
 use strict;
+use warnings;
 use Test::More;
-use blib;  # otherwise possible error on virgin systems not finding PDL::Core
-
 use PDL::LiteF;
 
 BEGIN {