diff --git a/out/heidisql.iss b/out/heidisql.iss
index 5e5f442f..894869e4 100644
--- a/out/heidisql.iss
+++ b/out/heidisql.iss
@@ -116,6 +116,7 @@ Source: "libssl-3-x64.dll"; DestDir: "{app}"; DestName: "libssl-3-x64.dll"; Flag
 Source: "libcrypto-3-x64.dll"; DestDir: "{app}"; DestName: "libcrypto-3-x64.dll"; Flags: ignoreversion
 Source: "LICENSE-openssl"; DestDir: "{app}"; Flags: ignoreversion
 Source: "libiconv-2-64.dll"; DestDir: "{app}"; DestName: "libiconv-2.dll"; Flags: ignoreversion
+Source: "libwinpthread-1-64.dll"; DestDir: "{app}"; DestName: "libwinpthread-1.dll"; Flags: ignoreversion
 ; SQLite:
 Source: "sqlite3-64.dll"; DestDir: "{app}"; DestName: "sqlite3.dll"; Flags: ignoreversion
 Source: "sqlite3mc-64.dll"; DestDir: "{app}"; DestName: "sqlite3mc.dll"; Flags: ignoreversion
diff --git a/out/libwinpthread-1-64.dll b/out/libwinpthread-1-64.dll
new file mode 100644
index 00000000..2d5ecc2e
Binary files /dev/null and b/out/libwinpthread-1-64.dll differ