diff --git a/freqtrade/optimize/hyperopt_interface.py b/freqtrade/optimize/hyperopt_interface.py
index fa28463e9..1bb471b9c 100644
--- a/freqtrade/optimize/hyperopt_interface.py
+++ b/freqtrade/optimize/hyperopt_interface.py
@@ -7,7 +7,7 @@ import math
 from abc import ABC
 from typing import Any, Callable, Dict, List
 
-from skopt.space import Categorical, Dimension, Integer, Real
+from skopt.space import Categorical, Dimension, Integer
 
 from freqtrade.exceptions import OperationalException
 from freqtrade.exchange import timeframe_to_minutes
@@ -155,9 +155,12 @@ class IHyperOpt(ABC):
             Integer(roi_limits['roi_t1_min'], roi_limits['roi_t1_max'], name='roi_t1'),
             Integer(roi_limits['roi_t2_min'], roi_limits['roi_t2_max'], name='roi_t2'),
             Integer(roi_limits['roi_t3_min'], roi_limits['roi_t3_max'], name='roi_t3'),
-            Real(roi_limits['roi_p1_min'], roi_limits['roi_p1_max'], name='roi_p1'),
-            Real(roi_limits['roi_p2_min'], roi_limits['roi_p2_max'], name='roi_p2'),
-            Real(roi_limits['roi_p3_min'], roi_limits['roi_p3_max'], name='roi_p3'),
+            SKDecimal(roi_limits['roi_p1_min'], roi_limits['roi_p1_max'], decimals=5,
+                      name='roi_p1'),
+            SKDecimal(roi_limits['roi_p2_min'], roi_limits['roi_p2_max'], decimals=5,
+                      name='roi_p2'),
+            SKDecimal(roi_limits['roi_p3_min'], roi_limits['roi_p3_max'], decimals=5,
+                      name='roi_p3'),
         ]
 
     def stoploss_space(self) -> List[Dimension]:
@@ -198,14 +201,14 @@ class IHyperOpt(ABC):
             # other 'trailing' hyperspace parameters.
             Categorical([True], name='trailing_stop'),
 
-            Real(0.01, 0.35, name='trailing_stop_positive'),
+            SKDecimal(0.01, 0.35, decimals=3, name='trailing_stop_positive'),
 
             # 'trailing_stop_positive_offset' should be greater than 'trailing_stop_positive',
             # so this intermediate parameter is used as the value of the difference between
             # them. The value of the 'trailing_stop_positive_offset' is constructed in the
             # generate_trailing_params() method.
             # This is similar to the hyperspace dimensions used for constructing the ROI tables.
-            Real(0.001, 0.1, name='trailing_stop_positive_offset_p1'),
+            SKDecimal(0.001, 0.1, decimals=3, name='trailing_stop_positive_offset_p1'),
 
             Categorical([True, False], name='trailing_only_offset_is_reached'),
         ]
diff --git a/freqtrade/templates/sample_hyperopt_advanced.py b/freqtrade/templates/sample_hyperopt_advanced.py
index 32ba21716..cc13b6ba3 100644
--- a/freqtrade/templates/sample_hyperopt_advanced.py
+++ b/freqtrade/templates/sample_hyperopt_advanced.py
@@ -223,9 +223,9 @@ class AdvancedSampleHyperOpt(IHyperOpt):
             Integer(10, 120, name='roi_t1'),
             Integer(10, 60, name='roi_t2'),
             Integer(10, 40, name='roi_t3'),
-            Real(0.01, 0.04, name='roi_p1'),
-            Real(0.01, 0.07, name='roi_p2'),
-            Real(0.01, 0.20, name='roi_p3'),
+            SKDecimal(0.01, 0.04, decimals=3, name='roi_p1'),
+            SKDecimal(0.01, 0.07, decimals=3, name='roi_p2'),
+            SKDecimal(0.01, 0.20, decimals=3, name='roi_p3'),
         ]
 
     @staticmethod
@@ -256,14 +256,14 @@ class AdvancedSampleHyperOpt(IHyperOpt):
             # other 'trailing' hyperspace parameters.
             Categorical([True], name='trailing_stop'),
 
-            Real(0.01, 0.35, name='trailing_stop_positive'),
+            SKDecimal(0.01, 0.35, decimals=3, name='trailing_stop_positive'),
 
             # 'trailing_stop_positive_offset' should be greater than 'trailing_stop_positive',
             # so this intermediate parameter is used as the value of the difference between
             # them. The value of the 'trailing_stop_positive_offset' is constructed in the
             # generate_trailing_params() method.
             # This is similar to the hyperspace dimensions used for constructing the ROI tables.
-            Real(0.001, 0.1, name='trailing_stop_positive_offset_p1'),
+            SKDecimal(0.001, 0.1, decimals=3, name='trailing_stop_positive_offset_p1'),
 
             Categorical([True, False], name='trailing_only_offset_is_reached'),
         ]