diff --git a/.travis.yml b/.travis.yml
index 7288bdf7..b8ae53eb 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -35,4 +35,4 @@ notifications:
 script:
   - if [[ -a .git/shallow ]]; then git fetch --unshallow; fi
   - if [[ `uname` = "Linux" ]]; then TESTCMD="xvfb-run julia"; else TESTCMD="julia"; fi
-  - $TESTCMD -e 'using Pkg; Pkg.build(); Pkg.test(coverage=true)'
+  - $TESTCMD -e 'using Pkg; Pkg.pin(PackageSpec(name="FixedPointNumbers", version="0.7")); Pkg.build(); Pkg.test(coverage=true)'
diff --git a/Project.toml b/Project.toml
index bfb87a38..16ee61f2 100644
--- a/Project.toml
+++ b/Project.toml
@@ -33,7 +33,7 @@ UUIDs = "cf7118a7-6976-5b1a-9a39-7adc72f591a4"
 [compat]
 Contour = "0.5"
 FFMPEG = "0.2, 0.3"
-FixedPointNumbers = "0.6, 0.7"
+FixedPointNumbers = "0.6, 0.7, 0.8"
 GR = "0.46, 0.47, 0.48"
 GeometryTypes = "0.7, 0.8"
 JSON = "0.21"
diff --git a/appveyor.yml b/appveyor.yml
index 02074c59..cfc27473 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -35,6 +35,7 @@ install:
 build_script:
   - echo "%JL_BUILD_SCRIPT%"
   - C:\julia\bin\julia -e "%JL_BUILD_SCRIPT%"
+  - C:\julia\bin\julia -e "using Pkg; Pkg.pin(PackageSpec(name="FixedPointNumbers", version="0.7"))"
 
 test_script:
   - echo "%JL_TEST_SCRIPT%"