diff --git a/Lib/decimal.py b/Lib/decimal.py
index e3fa8cb84fa..62dcd40b222 100644
--- a/Lib/decimal.py
+++ b/Lib/decimal.py
@@ -3209,7 +3209,8 @@ class Decimal(object):
         # otherwise, simply return the adjusted exponent of self, as a
         # Decimal.  Note that no attempt is made to fit the result
         # into the current context.
-        return Decimal(self.adjusted())
+        ans = Decimal(self.adjusted())
+        return ans._fix(context)
 
     def _islogical(self):
         """Return True if self is a logical operand.
diff --git a/Misc/NEWS b/Misc/NEWS
index 0420a82bd98..4b6ff0b514d 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -27,6 +27,9 @@ Core and Builtins
 Library
 -------
 
+- Issue #7048: Force Decimal.logb to round its result when that result
+  is too large to fit in the current precision.
+
 - Issue #6236, #6348: Fix various failures in the I/O library under AIX
   and other platforms, when using a non-gcc compiler. Patch by egreen.