diff --git a/Ghidra/Features/Base/src/main/help/help/topics/CodeBrowserPlugin/Browser_Field_Formatter.htm b/Ghidra/Features/Base/src/main/help/help/topics/CodeBrowserPlugin/Browser_Field_Formatter.htm
index 1dc739a1da..da45495a28 100644
--- a/Ghidra/Features/Base/src/main/help/help/topics/CodeBrowserPlugin/Browser_Field_Formatter.htm
+++ b/Ghidra/Features/Base/src/main/help/help/topics/CodeBrowserPlugin/Browser_Field_Formatter.htm
@@ -448,7 +448,7 @@
               <TD align="left" height="21" width="22%">Function</TD>
 
               <TD align="left" height="21" width="56%">Indicates the source-type associated with the 
-              function signature (i.e., DEFAULT, ANALYSIS, IMPORTED, USER_DEFINED).</TD>
+              function signature (i.e., DEFAULT, ANALYSIS, IMPORTED, USER_DEFINED, SPECULATIVE).</TD>
             </TR>
             
             <TR>
diff --git a/Ghidra/Features/Decompiler/src/main/help/help/topics/DecompilePlugin/DecompilerAnnotations.html b/Ghidra/Features/Decompiler/src/main/help/help/topics/DecompilePlugin/DecompilerAnnotations.html
index c9475a6a53..3ec9f0f284 100644
--- a/Ghidra/Features/Decompiler/src/main/help/help/topics/DecompilePlugin/DecompilerAnnotations.html
+++ b/Ghidra/Features/Decompiler/src/main/help/help/topics/DecompilePlugin/DecompilerAnnotations.html
@@ -1286,6 +1286,8 @@
 <li class="listitem" style="list-style-type: none">
 <span class="emphasis"><em>DEFAULT</em></span> - for basic or no information</li>
 <li class="listitem" style="list-style-type: none">
+<span class="emphasis"><em>SPECULATIVE</em></span> - for information that is less trustworthy</li>
+<li class="listitem" style="list-style-type: none">
 <span class="emphasis"><em>ANALYSIS</em></span> - for information derived by an Analyzer</li>
 <li class="listitem" style="list-style-type: none">
 <span class="emphasis"><em>IMPORTED</em></span> - for information imported from an external source</li>
diff --git a/Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/symbol/SourceType.java b/Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/symbol/SourceType.java
index a6f1cce566..9b92ec5b02 100644
--- a/Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/symbol/SourceType.java
+++ b/Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/symbol/SourceType.java
@@ -4,9 +4,9 @@
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
- * 
+ *
  *      http://www.apache.org/licenses/LICENSE-2.0
- * 
+ *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@@ -20,23 +20,27 @@ public enum SourceType {
 	// database by their ordinal.
 
 	/** The object's source indicator for an auto analysis. */
-	ANALYSIS("Analysis", 2),
+	ANALYSIS("Analysis", 3),
 	/** The object's source indicator for a user defined. */
-	USER_DEFINED("User Defined", 4),
+	USER_DEFINED("User Defined", 5),
 	/** The object's source indicator for a default. */
 	DEFAULT("Default", 1),
 	/** The object's source indicator for an imported. */
-	IMPORTED("Imported", 3);
+	IMPORTED("Imported", 4),
+	/** The object's source indicator for something that is somewhat of an educated guess. */
+	SPECULATIVE("Speculative", 2);
 
 	private final String displayString;
-	private final int priority; // bigger numbers are higher priorty
+	private final int priority; // bigger numbers are higher priority
 
 	private SourceType(String displayString, int priority) {
 		this.displayString = displayString;
 		this.priority = priority;
 	}
 
-	/** Returns a user-friendly string */
+	/** 
+	 * {@return a user-friendly string}
+	 */
 	public String getDisplayString() {
 		return displayString;
 	}