diff --git a/README.md b/README.md
index bf1287d4d..921abdecc 100644
--- a/README.md
+++ b/README.md
@@ -86,6 +86,8 @@ First, install CrewAI:
 pip install crewai
 ```
 
+> **Note**: While pre-built wheels are available for most common platforms and Python versions, some environments might require building `tiktoken` from source. In such cases, you'll need the [Rust compiler](https://rustup.rs/) installed on your system.
+
 If you want to install the 'crewai' package along with its optional features that include additional tools for agents, you can do so by using the following command:
 
 ```shell
diff --git a/pyproject.toml b/pyproject.toml
index 3f10c1a87..9dfaeda18 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -30,6 +30,7 @@ dependencies = [
     "pdfplumber>=0.11.4",
     "openpyxl>=3.1.5",
     "blinker>=1.9.0",
+    "tiktoken>=0.8.0",
 ]
 
 [project.urls]