diff --git a/.gitignore b/.gitignore
index 01c4357d9d..010070081c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,6 +4,8 @@
 **/*.json
 !hint_accountant/whitelists/*.json
 !cairo_programs/manually_compiled/*.json
+**/*.casm
+**/*.sierra
 **/*.trace
 **/*.memory
 **/*.swp
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 693fbd7f4d..013b93364d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,11 @@
 
 #### Upcoming Changes
 
+* Add some small considerations regarding Cairo 1 programs [#1144](https://github.com/lambdaclass/cairo-rs/pull/1144):
+
+  * Ignore Casm and Sierra files
+  * Add special flag to compile Cairo 1 programs
+
 * Make the VM able to run `CasmContractClass` files under `cairo-1-hints` feature [#1098](https://github.com/lambdaclass/cairo-rs/pull/1098)
 
   * Implement `TryFrom<CasmContractClass> for Program`
diff --git a/Makefile b/Makefile
index 607657d696..2db8e0d77e 100644
--- a/Makefile
+++ b/Makefile
@@ -101,10 +101,10 @@ COMPILED_SIERRA_CONTRACTS:=$(patsubst $(CAIRO_1_CONTRACTS_TEST_DIR)/%.cairo, $(C
 COMPILED_CASM_CONTRACTS:= $(patsubst $(CAIRO_1_CONTRACTS_TEST_DIR)/%.sierra, $(CAIRO_1_CONTRACTS_TEST_DIR)/%.casm, $(COMPILED_SIERRA_CONTRACTS))
 
 $(CAIRO_1_CONTRACTS_TEST_DIR)/%.sierra: $(CAIRO_1_CONTRACTS_TEST_DIR)/%.cairo
-	$(STARKNET_COMPILE) -- $< $@
+	$(STARKNET_COMPILE) --allowed-libfuncs-list-name experimental_v0.1.0 $< $@
 
 $(CAIRO_1_CONTRACTS_TEST_DIR)/%.casm: $(CAIRO_1_CONTRACTS_TEST_DIR)/%.sierra
-	$(STARKNET_SIERRA_COMPILE) -- $< $@
+	$(STARKNET_SIERRA_COMPILE) --allowed-libfuncs-list-name experimental_v0.1.0 $< $@
 
 cairo-repo-dir = cairo