diff --git a/profiles/cachix/harmony.nix b/profiles/cachix/harmony.nix
new file mode 100644
index 0000000..8dd7e70
--- /dev/null
+++ b/profiles/cachix/harmony.nix
@@ -0,0 +1,10 @@
+{
+  nix = {
+    binaryCaches = [
+      "https://harmony.cachix.org"
+    ];
+    binaryCachePublicKeys = [
+      "harmony.cachix.org-1:yv78QZHgS0UHkrMW56rccNghWHRz18fFRl8mWQ63M6E="
+    ];
+  };
+}
diff --git a/profiles/cachix/nix-cargo-integration.nix b/profiles/cachix/nix-cargo-integration.nix
new file mode 100644
index 0000000..c276e2f
--- /dev/null
+++ b/profiles/cachix/nix-cargo-integration.nix
@@ -0,0 +1,10 @@
+{
+  nix = {
+    binaryCaches = [
+      "https://nix-cargo-integration.cachix.org"
+    ];
+    binaryCachePublicKeys = [
+      "nix-cargo-integration.cachix.org-1:wphySON/RyTC2DCzwKPBQGLEZv5mj0s1I1lsfQObaLs="
+    ];
+  };
+}
diff --git a/profiles/cachix/veloren-nix.nix b/profiles/cachix/veloren-nix.nix
new file mode 100644
index 0000000..2aa0a45
--- /dev/null
+++ b/profiles/cachix/veloren-nix.nix
@@ -0,0 +1,10 @@
+{
+  nix = {
+    binaryCaches = [
+      "https://veloren-nix.cachix.org"
+    ];
+    binaryCachePublicKeys = [
+      "veloren-nix.cachix.org-1:zokfKJqVsNV6kI/oJdLF6TYBdNPYGSb+diMVQPn/5Rc="
+    ];
+  };
+}