diff --git a/.github/workflows/benchmarks.yml b/.github/workflows/benchmarks.yml
index 1dbd1895..ee318c8f 100644
--- a/.github/workflows/benchmarks.yml
+++ b/.github/workflows/benchmarks.yml
@@ -18,7 +18,7 @@ jobs:
             architecture: -m64
             vcpkgtriplet: x64-linux 
             sourcefile: main.cpp
-            download-datafiles: true
+            download-datafiles: http://mattmahoney.net/dc/enwik9.zip
             compileroptions: -std=c++2a -O3 -DNDEBUG -DCFOA_EMBEDDED_GROUP_ACCESS
             outputfile: benchmark
             reportdir: gcc-x64
@@ -31,7 +31,7 @@ jobs:
             architecture: -m64
             vcpkgtriplet: x64-linux 
             sourcefile: main.cpp
-            download-datafiles: true
+            download-datafiles: http://mattmahoney.net/dc/enwik9.zip
             compileroptions: -std=c++2a -O3 -DNDEBUG -DCFOA_EMBEDDED_GROUP_ACCESS
             outputfile: benchmark
             reportdir: clang-x64
@@ -44,7 +44,7 @@ jobs:
             architecture: -m64
             vcpkgtriplet: arm64-osx 
             sourcefile: main.cpp
-            download-datafiles: true
+            download-datafiles: http://mattmahoney.net/dc/enwik9.zip
             compileroptions: -std=c++2a -O3 -DNDEBUG -DCFOA_EMBEDDED_GROUP_ACCESS -DNUM_THREADS=8
             outputfile: benchmark
             reportdir: clang-arm64
@@ -57,7 +57,7 @@ jobs:
             architecture: -m32
             vcpkgtriplet: x86-linux 
             sourcefile: main.cpp
-            download-datafiles: true
+            download-datafiles: http://mattmahoney.net/dc/enwik8.zip
             compileroptions: -std=c++2a -O3 -DNDEBUG -DCFOA_EMBEDDED_GROUP_ACCESS
             outputfile: benchmark
             reportdir: gcc-x86
@@ -70,7 +70,7 @@ jobs:
             architecture: -m32
             vcpkgtriplet: x86-linux 
             sourcefile: main.cpp
-            download-datafiles: true
+            download-datafiles: http://mattmahoney.net/dc/enwik8.zip
             compileroptions: -std=c++2a -O3 -DNDEBUG -DCFOA_EMBEDDED_GROUP_ACCESS
             outputfile: benchmark
             reportdir: clang-x86
@@ -93,12 +93,12 @@ jobs:
         if: matrix.download-datafiles
         run: |
           cd $GITHUB_WORKSPACE
-          curl http://mattmahoney.net/dc/enwik9.zip --output enwik9.zip
-          unzip enwik9.zip
-          rm enwik9.zip
-          curl http://mattmahoney.net/dc/enwik8.zip --output enwik8.zip
-          unzip enwik8.zip
-          rm enwik8.zip
+          for URL in ${{matrix.download-datafiles}}; do
+            FILENAME="${URL##*/}"
+            curl URL --output FILENAME
+            unzip FILENAME
+            rm FILENAME
+          done
       - name: Install Boost
         run: |
           cd $GITHUB_WORKSPACE