diff --git a/dependencies/7zip/macx/Version.txt b/dependencies/7zip/macx/Version.txt
new file mode 100644
index 00000000..cbade34a
--- /dev/null
+++ b/dependencies/7zip/macx/Version.txt
@@ -0,0 +1 @@
+p7zip 16.02 built from the orignal sources using makefile.macosx_llvm_64bits
\ No newline at end of file
diff --git a/dependencies/7zip/win/Version.txt b/dependencies/7zip/win/Version.txt
new file mode 100644
index 00000000..b877eab0
--- /dev/null
+++ b/dependencies/7zip/win/Version.txt
@@ -0,0 +1 @@
+7zip 18.05 dlls from the windows installers.
\ No newline at end of file