diff --git a/pr_agent/algo/utils.py b/pr_agent/algo/utils.py
index 7af40f67..1e5c652a 100644
--- a/pr_agent/algo/utils.py
+++ b/pr_agent/algo/utils.py
@@ -42,7 +42,7 @@ def convert_to_markdown(output_data: dict, gfm_supported: bool=True) -> str:
         "General suggestions": "💡",
         "Insights from user's answers": "📝",
         "Code feedback": "🤖",
-        "Estimated time to review": "⏱️",
+        "Estimated effort to review": "⏱️",
     }
 
     for key, value in output_data.items():
diff --git a/pr_agent/settings/configuration.toml b/pr_agent/settings/configuration.toml
index 40abcce8..a272e1f9 100644
--- a/pr_agent/settings/configuration.toml
+++ b/pr_agent/settings/configuration.toml
@@ -18,7 +18,7 @@ require_focused_review=false
 require_score_review=false
 require_tests_review=true
 require_security_review=true
-require_estimate_time_to_review=false
+require_estimate_effort_to_review=true
 num_code_suggestions=4
 inline_code_comments = false
 ask_and_reflect=false
diff --git a/pr_agent/settings/pr_reviewer_prompts.toml b/pr_agent/settings/pr_reviewer_prompts.toml
index a89ea7eb..90ac91cc 100644
--- a/pr_agent/settings/pr_reviewer_prompts.toml
+++ b/pr_agent/settings/pr_reviewer_prompts.toml
@@ -85,12 +85,12 @@ PR Analysis:
       code diff changes are too scattered, then the PR is not focused. Explain
       your answer shortly.
 {%- endif %}
-{%- if require_estimate_time_to_review %}
-  Estimated time to review:
+{%- if require_estimate_effort_to_review %}
+  Estimated effort to review [1-5]:
     type: string
     description: >-
-      Estimate, in minutes, how much time it would take for an experienced developer to review this PR, and provide meaningful feedback.
-      Take into account the size, complexity, quality and possible needed changes of the PR code diff.
+      Estimate, on a scale of 1-5 (inclusive), the time and effort required to review this PR by an experienced and knowledgeable developer. 1 means short and easy review , 5 means long and hard review.
+      Take into account the size, complexity, quality, and the needed changes of the PR code diff.
       Explain your answer shortly (1-2 sentences).
 {%- endif %}
 PR Feedback:
diff --git a/pr_agent/tools/pr_reviewer.py b/pr_agent/tools/pr_reviewer.py
index fb8984a2..b6bca536 100644
--- a/pr_agent/tools/pr_reviewer.py
+++ b/pr_agent/tools/pr_reviewer.py
@@ -59,7 +59,7 @@ class PRReviewer:
             "require_tests": get_settings().pr_reviewer.require_tests_review,
             "require_security": get_settings().pr_reviewer.require_security_review,
             "require_focused": get_settings().pr_reviewer.require_focused_review,
-            "require_estimate_time_to_review": get_settings().pr_reviewer.require_estimate_time_to_review,
+            "require_estimate_effort_to_review": get_settings().pr_reviewer.require_estimate_effort_to_review,
             'num_code_suggestions': get_settings().pr_reviewer.num_code_suggestions,
             'question_str': question_str,
             'answer_str': answer_str,