diff --git a/plugins/paintops/libpaintop/KisDabCacheUtils.cpp b/plugins/paintops/libpaintop/KisDabCacheUtils.cpp
--- a/plugins/paintops/libpaintop/KisDabCacheUtils.cpp
+++ b/plugins/paintops/libpaintop/KisDabCacheUtils.cpp
@@ -106,7 +106,7 @@
                     DabRenderingResources *resources)
 {
     if (resources->sharpnessOption) {
-        resources->sharpnessOption->applyThreshold(dab);
+        resources->sharpnessOption->applyThreshold(dab, info);
     }
 
     if (resources->textureOption) {
diff --git a/plugins/paintops/libpaintop/kis_pressure_sharpness_option.h b/plugins/paintops/libpaintop/kis_pressure_sharpness_option.h
--- a/plugins/paintops/libpaintop/kis_pressure_sharpness_option.h
+++ b/plugins/paintops/libpaintop/kis_pressure_sharpness_option.h
@@ -25,9 +25,8 @@
 #include <kritapaintop_export.h>
 #include <kis_types.h>
 
-
 const QString SHARPNESS_FACTOR = "Sharpness/factor";
-const QString SHARPNESS_THRESHOLD  = "Sharpness/threshold";
+const QString SHARPNESS_THRESHOLD  = "Sharpness/softness";
 
 /**
  * This option is responsible to mimic pencil effect from former Pixel Pencil brush engine.auto
@@ -45,16 +44,16 @@
     /**
     * Apply threshold specified by user
     */
-    void applyThreshold(KisFixedPaintDeviceSP dab);
+    void applyThreshold(KisFixedPaintDeviceSP dab, const KisPaintInformation &info);
 
     void writeOptionSetting(KisPropertiesConfigurationSP setting) const override;
     void readOptionSetting(const KisPropertiesConfigurationSP setting) override;
 
     /// threshold has 100 levels (like opacity)
     void setThreshold(qint32 threshold) {
-        m_threshold = qBound<qint32>(0, threshold, 100);
+        m_threshold = quint32(qBound<qint32>(0, threshold, 100));
     }
-    qint32 threshold() {
+    quint32 threshold() {
         return m_threshold;
     }
 
@@ -66,7 +65,7 @@
     }
 
 private:
-    qint32 m_threshold {40};
+    quint32 m_threshold {0};
 };
 
 #endif
diff --git a/plugins/paintops/libpaintop/kis_pressure_sharpness_option.cpp b/plugins/paintops/libpaintop/kis_pressure_sharpness_option.cpp
--- a/plugins/paintops/libpaintop/kis_pressure_sharpness_option.cpp
+++ b/plugins/paintops/libpaintop/kis_pressure_sharpness_option.cpp
@@ -42,7 +42,7 @@
 void KisPressureSharpnessOption::readOptionSetting(const KisPropertiesConfigurationSP setting)
 {
     KisCurveOption::readOptionSetting(setting);
-    m_threshold = setting->getInt(SHARPNESS_THRESHOLD, 4);
+    m_threshold = quint32(setting->getInt(SHARPNESS_THRESHOLD));
 
     // backward compatibility: test for a "sharpness factor" property
     //                         and use this value if it does exist
@@ -81,7 +81,7 @@
     }
 }
 
-void KisPressureSharpnessOption::applyThreshold(KisFixedPaintDeviceSP dab)
+void KisPressureSharpnessOption::applyThreshold(KisFixedPaintDeviceSP dab, const KisPaintInformation & info)
 {
     if (!isChecked()) return;
     const KoColorSpace * cs = dab->colorSpace();
@@ -91,19 +91,25 @@
     quint8* dabPointer = dab->data();
     QRect rc = dab->bounds();
 
-    int pixelSize = dab->pixelSize();
+    qreal threshold = computeSizeLikeValue(info);
+
+    quint32 pixelSize = dab->pixelSize();
     int pixelCount = rc.width() * rc.height();
 
+    quint32 tolerance = quint32(OPACITY_OPAQUE_U8 - (threshold * OPACITY_OPAQUE_U8));
+
     for (int i = 0; i < pixelCount; i++) {
-        quint8 alpha = cs->opacityU8(dabPointer);
+        quint8 opacity = cs->opacityU8(dabPointer);
 
-        if (alpha < (m_threshold * OPACITY_OPAQUE_U8) / 100) {
-            cs->setOpacity(dabPointer, OPACITY_TRANSPARENT_U8, 1);
-        }
-        else {
+        // Check what pixel goes sharp
+        if (opacity > (tolerance) ) {
             cs->setOpacity(dabPointer, OPACITY_OPAQUE_U8, 1);
+        } else {
+            // keep original value if in soft range
+            if (opacity <= (100 - m_threshold) * tolerance / 100) {
+                cs->setOpacity(dabPointer, OPACITY_TRANSPARENT_U8, 1);
+            }
         }
-
         dabPointer += pixelSize;
     }
 }
diff --git a/plugins/paintops/libpaintop/kis_pressure_sharpness_option_widget.h b/plugins/paintops/libpaintop/kis_pressure_sharpness_option_widget.h
--- a/plugins/paintops/libpaintop/kis_pressure_sharpness_option_widget.h
+++ b/plugins/paintops/libpaintop/kis_pressure_sharpness_option_widget.h
@@ -24,7 +24,6 @@
 
 class KisSliderSpinBox;
 
-
 class PAINTOP_EXPORT KisPressureSharpnessOptionWidget : public KisCurveOptionWidget
 {
     Q_OBJECT
diff --git a/plugins/paintops/libpaintop/kis_pressure_sharpness_option_widget.cpp b/plugins/paintops/libpaintop/kis_pressure_sharpness_option_widget.cpp
--- a/plugins/paintops/libpaintop/kis_pressure_sharpness_option_widget.cpp
+++ b/plugins/paintops/libpaintop/kis_pressure_sharpness_option_widget.cpp
@@ -36,14 +36,15 @@
 {
     setObjectName("KisPressureSharpnessOptionWidget");
 
-    QLabel* thresholdLbl = new QLabel(i18n("Threshold:"));
+    QLabel* thresholdLbl = new QLabel(i18n("Soften edge:"));
 
     m_threshold = new KisSliderSpinBox();
-    m_threshold->setRange(1, 100);
-    m_threshold->setValue(40);
+    m_threshold->setRange(0, 100);
+    m_threshold->setValue(0); // Sets old behaviour
     m_threshold->setSingleStep(1);
 
     QHBoxLayout* hl = new QHBoxLayout;
+    hl->setMargin(10);
     hl->addWidget(thresholdLbl);
     hl->addWidget(m_threshold, 1);
 
@@ -55,9 +56,10 @@
     QWidget* w = new QWidget;
     w->setLayout(vl);
 
-    KisCurveOptionWidget::setConfigurationPage(w);
+    connect(m_threshold, SIGNAL(valueChanged(int)), SLOT(setThreshold(int)));
+
+    setConfigurationPage(w);
 
-    connect(m_threshold, SIGNAL(valueChanged(int)), this, SLOT(setThreshold(int)));
     setThreshold(m_threshold->value());
 }