diff --git a/src/licensedcode/data/rules/false-positive_dragon4.RULE b/src/licensedcode/data/rules/false-positive_dragon4.RULE
new file mode 100644
index 00000000000..2fb427610ba
--- /dev/null
+++ b/src/licensedcode/data/rules/false-positive_dragon4.RULE
@@ -0,0 +1,6 @@
+---
+is_false_positive: yes
+notes: False positive seen in numpy dragon4.c
+---
+
+As a special exception the smallest normal value
diff --git a/src/licensedcode/data/rules/license-intro_8.RULE b/src/licensedcode/data/rules/license-intro_8.RULE
index 57efa92525b..0a3b4bd6a34 100644
--- a/src/licensedcode/data/rules/license-intro_8.RULE
+++ b/src/licensedcode/data/rules/license-intro_8.RULE
@@ -1,7 +1,7 @@
 ---
 license_expression: generic-exception
-is_license_intro: yes
-relevance: 99
+is_license_clue: yes
+relevance: 100
 ---
 
 As a special exception
\ No newline at end of file
diff --git a/tests/licensedcode/data/false_positive/dragon4.c b/tests/licensedcode/data/false_positive/dragon4.c
new file mode 100644
index 00000000000..0a2a7d8992a
--- /dev/null
+++ b/tests/licensedcode/data/false_positive/dragon4.c
@@ -0,0 +1 @@
+As a special exception the smallest normal value
\ No newline at end of file
diff --git a/tests/licensedcode/data/false_positive/dragon4.c.yml b/tests/licensedcode/data/false_positive/dragon4.c.yml
new file mode 100644
index 00000000000..6a8c71ff9c4
--- /dev/null
+++ b/tests/licensedcode/data/false_positive/dragon4.c.yml
@@ -0,0 +1,2 @@
+license_detections: []
+license_clues: []
\ No newline at end of file
diff --git a/tests/licensedcode/data/licenses_misc/negative/license-intro_8.txt b/tests/licensedcode/data/licenses_misc/negative/license-intro_8.txt
new file mode 100644
index 00000000000..a376afe8dba
--- /dev/null
+++ b/tests/licensedcode/data/licenses_misc/negative/license-intro_8.txt
@@ -0,0 +1 @@
+As a special exception
\ No newline at end of file
diff --git a/tests/licensedcode/data/licenses_misc/negative/license-intro_8.txt.yml b/tests/licensedcode/data/licenses_misc/negative/license-intro_8.txt.yml
new file mode 100644
index 00000000000..7e4d032f486
--- /dev/null
+++ b/tests/licensedcode/data/licenses_misc/negative/license-intro_8.txt.yml
@@ -0,0 +1,14 @@
+license_detections: []
+license_clues:
+  - license_expression: generic-exception
+    license_expression_spdx: LicenseRef-scancode-generic-exception
+    from_file: license-intro_8.txt
+    start_line: 1
+    end_line: 1
+    matcher: 1-hash
+    score: 100.0
+    matched_length: 3
+    match_coverage: 100.0
+    rule_relevance: 100
+    rule_identifier: license-intro_8.RULE
+    rule_url: https://github.com/nexB/scancode-toolkit/tree/develop/src/licensedcode/data/rules/license-intro_8.RULE
\ No newline at end of file